单项选择题

I think that these problems need ______ as quickly as possible.
A) to solve C) to be solved
B) to be solving D) solve

A．I think that these problems need ______ as quickly as possible.
B．to solve
C．to be solving
D．to be solved
E．solve
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单项选择题
I have been out very often lately, and so would rather ______ at home this week. A) be stayed C) to stay B) staying D) stay
A．I have been out very often lately, and so would rather ______ at home this week.
B．be stayed
C．staying
D．to stay
E．stay
单项选择题
The foreign couple with their children were found to ______ in the hotel. A) kill C) have been killed B) be killed D) be killing
A．The foreign couple with their children were found to ______ in the hotel.
B．kill
C．be killed
D．have been killed
E．be killing
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