Is your schoolbag too heavy? The e-schoolbag will help you. It is said that e-schoolbags are going to be brought into  21 in Chinese middle schools soon.

Heavy schoolbags have been a serious  22 for a long time. But the e-schoolbag will 23 . An e-schoolbag is  24 lighter than a usual schoolbag. Perhaps, the e-schoolbag should be  25 an e-textbook. It is a small computer for students. It is as  26 as a usual book,  27 it can still have all the things for study, such as textbooks, exercise books and so on which can be made  28 chips(芯片) like stamps. The students can read the text page by page on the screen, take notes, or even send e-mails to their teachers. They only need to  29 the right chip into the e-schoolbag. Then they can use it.

Some people say  30 e-textbooks can be easily broken, while others say it is not good for eyes. But only time will tell.

(  )21.A.use              B.useful          C.used           D.to use

(  )22.A.idea             B.problem         C.question        D.thought

(  )23.A.work it out B.work out it      C.work out D.work them out

(  )24.A.very             B.much          C.too            D.so

(  )25.A.call              B.calls           C.called          D.calling

(  )26.A.small            B.smaller         C.smallest         D.most small

(  )27. A.and             B.as             C.or             D.but

(  )28.A.into             B.from           C.up            D.of

(  )29.A.bring            B.get            C.take           D.put

(  )30.A.if               B.what           C.that            D.which

21.A  into是介詞,后用名詞或名詞類短語。 use也可作名詞用,表示“使用”。本句話

               的含義是“據(jù)說電子書包很快會被引進到中國的中小學校使用!

22.B  表示需要解決的問題,用problem,而question與answer相對,A、D兩項不符合

           題意。

23.A  動詞+副詞構(gòu)成的短語,代詞(賓格)放在中間。work out后接代詞作賓語,其中

           it 指代上文的problem。

24.B  much常用于比較級前加強語氣。

25.C  本題考查含有情態(tài)動詞的被動語態(tài)。

26.A  在as … as結(jié)構(gòu)中用形容詞或副詞原形。

27.D  此處根據(jù)上下文可判斷表轉(zhuǎn)折含義。

28.A  此處be made into表示“被制成……”。

29.D  put … into “把……放入……”。

30.C  此處that作賓語從句的引導詞。

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