the paint is still wet .-------A、Don't he sure to touch it.B、Not be sure to touch it.C、Be not sure to touch it.D、Be sure not to touch it.
问题描述：
the paint is still wet .-------
A、Don't he sure to touch it.
B、Not be sure to touch it.
C、Be not sure to touch it.
D、Be sure not to touch it.
答
the paint is still wet 油漆还没有干呢
be sure to do 确保做某事
对这个的否定是在to 的前面加not
D、Be sure not to touch it. 不要碰它
答
D be sure to do sth 确保做某事 否定形式在to 前+not
答
D
be sure not to do sth务必（一定）不要做某事.
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答
D
be sure not to do sth 确保别做某事