问题
It is often recommended that children _______ chancesto get close to nature.
A:must beoffered
B:should offer
C:be offered
D:are offered
B:should offer
C:be offered
D:are offered
正确答案是：
同类题型
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Ted was hard-working. His success made him work_____.
By the time I got to the cinema, the movie for nearly half an hour.
______ the beginning of the 19th century did scientists know that all matter is made up of atoms.[ ]