III. Choose the best answer to complete the sentences. 16.We will go on holiday with some friends of _______. A.our B.ours C.us D.we 17.You (meet) _____ your former teachers at 9 a.m tomorrow morning, won’t you? A. Do you meet B. Will you meet C. will meet D. meet 18.He (buy) _____ a car two months ago. A. not buy B. was buying C. buys D. bought 19.They (be) _____ to that supermarket three times. A. are B. were C. have been D. Will be

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