问题
reful not to drop the Ming Dynasty vase.—Yes, we can’t be ________.
A:too careful
B:very careful
C:too careless
D:careless enough;
B:very careful
C:too careless
D:careless enough;
正确答案是：
同类题型
There are three reading-rooms in our new library, _______about four hundred students in all.[ ]
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Process so far has been very good．______，we are sure that theproject will be completed on time．