问题描述：
1.what do you think of the plan ______before long?
A.carried out B.being carried out C.to be carried out D.will be carried out
2.we should pay close attention to safety in schools because of frequent reports about accidents ___students got injured or killed while in school
A.who B.which C.where D.that
3.China is no longer a poor country_______it used to be 50 years ago.
A.what B.that C.which
A.carried out B.being carried out C.to be carried out D.will be carried out
2.we should pay close attention to safety in schools because of frequent reports about accidents ___students got injured or killed while in school
A.who B.which C.where D.that
3.China is no longer a poor country_______it used to be 50 years ago.
A.what B.that C.which
问题解答：
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