2017-2018学年人教版必修二Unit3 Section 2巩固提升含解析 Ⅰ.用所给词的适当的时态、语态形式填空 1.They __have sold__(sell) ten apartments in the past one hour. 2.Prices __have fallen__(fall) sharply over the past six months. 3.He __has__already __been asked__(ask) to help you. 4.The company __has made__(make) its workers work hard recently. 5.A notice __has__ already __been put up__ (put up) on the wall. 6.Since we realized that we should study hard,our time __has been made__(make) full use of. 7.These streets __haven’t been swept__(not sweep) for two days. 8.How long __has__the book __been kept__ (keep) ? 9.This old photo __was taken__(take) ten years ago. 10.These goods __haven’t been shipped__(not ship) abroad yet.
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