China rapid economic development and political stability over the past three decades, but with them some social problems.
A. has seen; has come
B. had seen; are coming
C. saw; will come
D. has seen; have come
China rapid economic development and political stability over the past three decades, but
答案:2 悬赏:70 手机版
解决时间 2021-01-03 08:28
- 提问者网友：書生途
- 2021-01-02 21:19
最佳答案
- 五星知识达人网友：孤独的牧羊人
- 2021-01-02 22:48
A. has seen; has comeB. had seen; are coming C. saw; will come(答案→)D. has seen; have come解析：考查时态。over the past three decades表明句子用现在完成时，some social problems作主语，谓语动词用复数，所以选D。
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- 1楼网友：摆渡翁
- 2021-01-03 00:17
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