题目内容
He is quite confident,_____,in my opinion,is most important for his future development.
A.how B. that C. what D. which
D
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—Tom is so worried about the test that he said he was going to study all night.
—Tell him he should quit ______ and get some help.
A.to have worried | B.to worry | C.worrying | D.from worrying |