问题

Visitors ________ not to touch the exhibits
A:will request
B:are requested
C:are requesting
D:request
B:are requested
C:are requesting
D:request
正确答案是:
同类题型
The manager proposed that Tom _________an opportunity to explain why he’d refused to go there.
What did our geography teacher say—She told us that the earth _____ aroundthe sun.
I’m going to Sanya for my holiday tomorrow.—_______
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