题目内容
【题目】 —Bob, where is Linda?
—She________ be in the library, but I am not sure.
A. must B. may C. need D. has to
【答案】B
【解析】may表示不确定性的推测，意为＂有可能＂。根据下文＂但是我不确定＂可知，应用may。
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【题目】阅读短文，从方框中选择适当的动词，并用其适当形式填空，有的需要加助动词或不定式符号（每词限用一次）。
busy, small, big, interesting, clear, quite, for |
Our school is in a 1 town. You can’t find it on the map. In our school there is an 2 garden. In the middle of the garden there is a 3 apple tree. After class the 4 students often have a rest under it. Near the garden there is a library. You can read the books in the reading room, But you must be 5 in it and keep the room clean.