问题
Do you know where David is I couldn’t find him anywhere.—Well, he ______ have gone far—his coat’s still here.
A:shouldn't
B:mustn't
C:can't
D:wouldn't
B:mustn't
C:can't
D:wouldn't
正确答案是：
同类题型
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and short of breath , Andy and Ruby were the first to reach the top of Mount Tai .