I’ve had this bike for three years课件4

I’m going to study computer science课件5

Where did you g o on vacation课件2

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Have you read Treasure Island yet课件6

I’ve had this bike for three years课件3

Have you read Treasure Island yet课件5

When was he born课件3

I’m going to study computer课件2

I’m going to study computer课件3

When was he born课件2

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I’m going to study computer课件4

I’m going to study computer science课件1

When was he born课件4

I’m going to study computer science课件4

What’s the best movie theater课件2

What’s the best movie theater课件3

Where did you g o on vacation课件1

What’s the matter课件7

What’s the matter课件6

What’s the matter课件1

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I’m going to study computer science课件2

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What’s the matter课件2

I’m going to study computer science课件6