6. Measures have been taken to prevent accidents, but much for more improvement.A. remain
答案:2 悬赏:20 手机版
解决时间 2021-01-04 09:36
- 提问者网友：呐年旧曙光
- 2021-01-04 03:08
6. Measures have been taken to prevent accidents, but much for more improvement.
A. remains to be done
B. is remained to do
C. remains to do
D. is remained to be done
最佳答案
- 五星知识达人网友：行路难
- 2021-01-04 03:36
(答案→)A. remains to be doneB. is remained to doC. remains to doD. is remained to be done解析：可联系答.案.网客服索取。
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- 1楼网友：行雁书
- 2021-01-04 04:19
这个答案应该是对的
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