问题
Who do you think ___ the book here?— It may be JohnHe was sitting here all the morning
A:was leaving
B:leaves
C:had left
D:has left
B:leaves
C:had left
D:has left
正确答案是：
同类题型
As an old saying goes: “Opportunities favor the preparedmind.”—Perfectly! Now ______.
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It’s clear that people with ________ opinionsmay do things ________.