用括号内所给单词的适当形式填空。1.Everystudentshouldknowthe
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问题详情：
用括号内所给单词的适当形式填空。
y student should know the ________(important) of taking exercise.
family are all worried about Jack's ________(safe).
3.I'll go to university to get further ________(educate).
4.I regret ________(spend)so much money on this car. It doesn't work very well.
r a long discussion, they make their own ________(decide).
【回答】
rtance ty ation
ding sion
知识点：构词法
题型：完成句子
