—Have you found the missing?couple in the mountain ?
—No, but we hard to get in touch with them．
A. have tried
B. have been trying
C. had tried
D. had been trying ．
—Have you found the missing?couple in the mountain ? —No, but we hard to get in touch wit
答案:2 悬赏:40 手机版
解决时间 2021-01-03 07:30
- 提问者网友：我是我
- 2021-01-02 19:04
最佳答案
- 五星知识达人网友：独行浪子会拥风
- 2021-01-02 20:25
A. have tried(答案→)B. have been tryingC. had triedD. had been trying ．解析：可联系答.案.网客服索取。
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- 1楼网友：鱼芗
- 2021-01-02 21:50
谢谢了
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