题目内容
5．We saw the dog jumping into the room_________the window•（ ）| A． | across | B． | through | C． | cross | D． | by |
分析 我们看见狗从窗户跳进房间．
解答 答案：B．考查介词．句意"我们看见狗从窗户跳进房间．"．across"横渡，穿过"表示动作是在某一物体的表面进行．through为在立体空间中的"穿过"．cross穿过，动词．by通过，表示方式．结合语境window窗户，可知从物体内部穿过用through．答案是B．
点评 考查介词用法，这个知识点很广泛，有一些固定用法，需要日常积累，结合语境选择正确介词完成习题．
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15．You without doubt sleep every day，but do you have a dream every night？How much do you know about dreaming？"Sleep are （1）B than dream．We all need to dream．"some scientists say．
Dreams take up about one quarter of our sleeping time．People have several dreams every night．Dreams are like short films．They are usually in color．Some dreams are like old films．They come to us over and over again．That （2）A because the dreamer is worrying about something．Sometimes dreaming is a way of trying to find an answer．
Some people get （3）C about their work from dreams．They may have been thinking about their work all day．These thoughts can carry into dreams．
Sometimes we （4）A with a good feeling from a dream．But often we can't remember the dream．Dreams can disappear quickly from memory．
（5）D dreaming can be harmful．The more we sleep，the longer we dream．The mind is hard at work when we dream．That is why we may have a long sleep and still feel tired．
Dreams take up about one quarter of our sleeping time．People have several dreams every night．Dreams are like short films．They are usually in color．Some dreams are like old films．They come to us over and over again．That （2）A because the dreamer is worrying about something．Sometimes dreaming is a way of trying to find an answer．
Some people get （3）C about their work from dreams．They may have been thinking about their work all day．These thoughts can carry into dreams．
Sometimes we （4）A with a good feeling from a dream．But often we can't remember the dream．Dreams can disappear quickly from memory．
（5）D dreaming can be harmful．The more we sleep，the longer we dream．The mind is hard at work when we dream．That is why we may have a long sleep and still feel tired．
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| 3．A．bad experience | B．bad examples | C．new ideas | D．new articles |
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| 5．A．So many | B．Too many | C．Much too | D．Too much． |
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---I ________ to prepare for the final exam last night．（ ）
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