Visitors are ____not to touch anything in the museum.
题目
Visitors are ____not to touch anything in the museum.
A asked B invited C let D allowed
为什么不是D
答案
如用D,要用成Visitors are not allowed to touch anything in the museum
举一反三
我想写一篇关于奥巴马的演讲的文章,写哪一篇好呢?为什么好
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