Hour 17

How long ago q?

How long was it before you v (past)?

After how long q?

In how long q?

How long will it be before you v?

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How long q?

For how long q?

How long for?

How long does it take to v?

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How often q?

How long has it been since you v (past)?

How long is it since you v (past)?

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When was the last time you v (past)?

When is the first time you v (past)?

When is the next time you will v?

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Intro

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You

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Part 1

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17

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17Q

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1-17Q

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1-17P

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1-17P.1

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1-17P.2

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Test

Review 17

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1-17P.3

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Teacher's

Tips

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