题目内容
---What do you think of this maths problem? Is it too hard?----Not ___.
| A.at all | B.in all | C.for all | D.all |
A
问句的意思是:你觉得这知道数学题怎么样?太难吗?这里用not at all意思是:一点不难。
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题目内容
| A.at all | B.in all | C.for all | D.all |