task 5 - create sentences in the present perfect using the words given. Don't forget to use the correct form of the verb. Be careful with the signal words.
1) to write/ten books/ his uncle.
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2) at the bookshop / to see / your mother / I.
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3) Betty / in the park / to ride a bike.
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4) my birthday / to forget / my friend.
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5) to be / for six hours / hungry / we. _____________________________________________
