8.　 How long has Tim been swimming in the pool? (2 p.m.)

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7.　 How long have you been reading that book? (last week)

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6.　 When did she begin playing the piano? (9 o’clock in the morning)

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5.　 How long has she been playing the piano? (forty-five minutes)

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4.　 How long have they been studying English? (ten years old)

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3.　 How many stamps do you have now? (275)

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2.　 How long have you been collecting stamps? (two years and a half)

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1.　 What do you collect? (stamps)

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10.You need b_______ and silk to make kites.

9.Wang Lin speaks English fluently. He sounds like n_______ speaker.