10.2 2 How long have you been waiting for me? 3 Have you caught any fish? 4 How many people have you invited? 5 How long have you been teaching? 6 How many books have you written? How long have you been writing books? 7 How long have you been saving? How much money have you saved?
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10.22 How long have you been waiting for me?
3 Have you caught any fish?
4 How many people have you invited?
5 How long have you been teaching?
6 How many books have you written?
How long have you been writing books?
7 How long have you been saving?
How much money have you saved?