Materialized vault

Vault seed records

These are stable reusable prompt records with answer schemas, review state, provenance, source-language targeting, and usage surfaces. This is the bridge from today's live bank to the 10k+ vault.

Records

42 matching seeds

Showing 42

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Advice zero article

She gave me ___ useful advice before the interview.

Inspect

Countability is where confident learners still sound translated.

testfunneldailyglobalrueszh
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Advice zero article 2

In a workplace mini-scenario, She gave me ___ useful advice before the interview.

Inspect

Countability is where confident learners still sound translated.

testfunneldailyglobalrueszh
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Advice zero article 3

In a travel situation, She gave me ___ useful advice before the interview.

Inspect

Countability is where confident learners still sound translated.

testfunneldailyglobalrueszh
reviewed-seedB1Grammarsentence-correction

Already present perfect

The report is done, and the exact time is not important. Which sentence sounds natural?

Inspect

A grammar choice users can immediately reuse at work.

testdailyfriend-challengeglobalruespt
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Arrive at the station

We arrived ___ the station ten minutes early.

Inspect

Travel English depends on small fixed patterns.

testfunneldailyglobalrueszh
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Arrive at the station 2

In a workplace mini-scenario, We arrived ___ the station ten minutes early.

Inspect

Travel English depends on small fixed patterns.

testfunneldailyglobalrueszh
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Chinese tense anchor: third-person present

This is her current job. Which sentence sounds natural?

Inspect

The kind of small mistake people instantly recognize in themselves.

testdailyzh
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Chinese tense anchor: yesterday finished

The report was completed yesterday. Which sentence says this naturally?

Inspect

Looks obvious after the answer, which makes it sticky and shareable.

testdailyfriend-challengezh
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Depends on pattern

We might have the picnic outside, but it depends ___ the weather.

Inspect

A normal everyday sentence with a small but revealing trap.

testfunneldailyfriend-challengeglobalrues
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Embedded meeting room question

Choose the natural indirect question: Can you tell me where is the meeting room?

Inspect

Polite questions expose word-order control quickly.

testfunneldailyglobalrueszh
reviewed-seedB2Grammarsentence-correction

Embedded meeting room question 2

In a workplace mini-scenario, Choose the natural indirect question: Can you tell me where is the meeting room?

Inspect

Polite questions expose word-order control quickly.

testfunneldailyglobalrueszh
reviewed-seedB1Grammarsentence-correction

Embedded question order

You need someone's address, but you want to ask politely. Which sentence is correct?

Inspect

A small structure that instantly upgrades everyday questions.

testfunneldailyfriend-challengeglobalrues
reviewed-seedB1Grammarsentence-correction

Explain the problem to me

Choose the corrected version: She explained me the problem.

Inspect

This classic trap feels right until the pattern is tested.

testfunneldailyglobalrueszh
reviewed-seedB1Grammarsentence-correction

Explain the problem to me 2

In a workplace mini-scenario, Choose the corrected version: She explained me the problem.

Inspect

This classic trap feels right until the pattern is tested.

testfunneldailyglobalrueszh
reviewed-seedB1Grammarsentence-correction

Explain to me verb pattern

Your teacher helped you understand the rule. Which sentence is correct?

Inspect

Targets a mistake users recognize immediately after seeing the answer.

testfunneldailyfriend-challengeglobalrues
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Fewer mistakes

Choose the corrected version: I make less mistakes now.

Inspect

This is grammar and precision in one short sentence.

testfunneldailyglobalrueszh
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Fewer mistakes 2

In a workplace mini-scenario, Choose the corrected version: I make less mistakes now.

Inspect

This is grammar and precision in one short sentence.

testfunneldailyglobalrueszh
reviewed-seedB1Grammarsentence-correction

For three years

I’ve worked here ___ three years.

Inspect

A small time word shows whether the tense is under control.

testfunneldailyglobalrueszh
reviewed-seedB1Grammarsentence-correction

For three years 2

In a workplace mini-scenario, I’ve worked here ___ three years.

Inspect

A small time word shows whether the tense is under control.

testfunneldailyglobalrueszh
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Good at solving problems

My sister is really good ___ solving problems.

Inspect

One small preposition makes the phrase sound automatic.

testfunneldailyglobalrueszh
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Good at solving problems 2

In a workplace mini-scenario, My sister is really good ___ solving problems.

Inspect

One small preposition makes the phrase sound automatic.

testfunneldailyglobalrueszh
reviewed-seedA2Grammarsentence-correction

If it rains tomorrow

Choose the natural sentence about a real future plan.

Inspect

Future meaning does not always need future grammar.

testfunneldailyglobalrueszh
reviewed-seedA2Grammarsentence-correction

If it rains tomorrow 2

In a workplace mini-scenario, Choose the natural sentence about a real future plan.

Inspect

Future meaning does not always need future grammar.

testfunneldailyglobalrueszh
reviewed-seedB1Grammarsentence-correction

Indirect question word order

You need to ask politely about the meeting time.

Inspect

A polite sentence that many learners are confident about and still miss.

funneltestdailyfriend-challengeglobalrues
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Interested in joining

Complete the pattern: Are you interested ___ joining the call?

Inspect

Fixed adjective patterns separate fluent users from guessers.

testfunneldailyglobalrueszh
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Interested in joining 2

In a workplace mini-scenario, Complete the pattern: Are you interested ___ joining the call?

Inspect

Fixed adjective patterns separate fluent users from guessers.

testfunneldailyglobalrueszh
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Interested in pattern

I want to improve my speaking. I am interested ___ joining the conversation club.

Inspect

Useful enough to feel like a quick speaking upgrade.

testdailyfriend-challengeglobalrues
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Job role article

Maya got promoted last month. She is ___ manager now.

Inspect

Looks too small to matter, then reveals a common translated-English habit.

testfunneldailyfriend-challengeglobalrues
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Known hotel key article

I left my key at reception. Can you bring me ___ key?

Inspect

Tiny articles reveal whether the user tracks shared context.

testfunneldailyglobalrueszh
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Known hotel key article 2

In a workplace mini-scenario, I left my key at reception. Can you bring me ___ key?

Inspect

Tiny articles reveal whether the user tracks shared context.

testfunneldailyglobalrueszh
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Known hotel key article 3

In a travel situation, I left my key at reception. Can you bring me ___ key?

Inspect

Tiny articles reveal whether the user tracks shared context.

testfunneldailyglobalrueszh
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Look for keys preposition trap

I cannot find my keys. I am looking ___ them now.

Inspect

A familiar phrase that still catches confident learners.

funneltestdailyfriend-challengeglobalrues
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No article fixed phrase

Every morning, Alex goes ___ work at 8:30.

Inspect

Feels basic, but it exposes whether phrases are stored as chunks.

testdailyfriend-challengeglobalrues
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Present perfect lost card

Your bank card is missing now. Which sentence fits?

Inspect

This tests whether grammar connects to the real situation.

testfunneldailyglobalrueszh
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Present perfect lost card 2

In a workplace mini-scenario, Your bank card is missing now. Which sentence fits?

Inspect

This tests whether grammar connects to the real situation.

testfunneldailyglobalrueszh
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Responsible for pattern

Nina owns this project. She is responsible ___ the final report.

Inspect

A professional phrase that makes the test feel useful immediately.

testfunneldailyfriend-challengeglobalrues
reviewed-seedA2Grammarchoice-distractor

Second mention article

I saw a dog outside the cafe. ___ dog was wearing a tiny red jacket.

Inspect

The red jacket detail makes the grammar rule feel like a visual story.

testfunneldailyfriend-challengeglobalrues
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Since 2021 tense choice

Choose the sentence that fits: the person started living there in 2021 and still lives there now.

Inspect

Feels like a simple sentence until the timeline matters.

testdailyfriend-challengeglobalptrues
reviewed-seedA2Grammarchoice-distractor

Specific client file article trap

The client sent a contract yesterday. Please open ___ file before the call.

Inspect

A tiny work-English detail that exposes translated grammar fast.

funneltestdailyfriend-challengeglobalrues
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Used to early calls

Choose the natural sentence.

Inspect

A familiar phrase becomes a grammar trap under pressure.

testfunneldailyglobalrueszh
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Used to early calls 2

In a workplace mini-scenario, Choose the natural sentence.

Inspect

A familiar phrase becomes a grammar trap under pressure.

testfunneldailyglobalrueszh
reviewed-seedA2Grammarsentence-correction

Yesterday past simple

The action happened yesterday. Which sentence is correct?

Inspect

Looks familiar but still creates a satisfying gotcha.

testdailyfriend-challengeglobalrueszh