网址:http://m.1010jiajiao.com/timu3_id_3091803[举报]
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
查看习题详情和答案>>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
查看习题详情和答案>>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
查看习题详情和答案>>
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 |
Measures have been taken to prevent the accidents, but much _____ for more improvement.
| A.remains to be done | B.is remained to do |
| C.remains to do | D.is remaining to be done |