Various efforts over the centuries to predict earthquakes to reduce the damage.
A. are being made
B. have been made
C. were made
D. were being made
Various efforts over the centuries to predict earthquakes to reduce the damage. A. are b
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解决时间 2021-02-23 14:38
- 提问者网友：动次大次蹦擦擦
- 2021-02-22 23:33
最佳答案
- 五星知识达人网友：不甚了了
- 2020-09-08 00:46
A. are being made(答案→)B. have been madeC. were madeD. were being made解析：句意：几个世纪以来，已经做了各种努力来预测地震，减少损失。make efforts 做出努力，变被动形式。故选B。考点: 考查动词时态和语态的用法。
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- 1楼网友：往事隔山水
- 2019-10-03 06:37
回答的不错
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