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16、E-mail, as well as telephones, ________ an important part in daily communication.

A. is playing       B. have played   C. are playing   D. play

15、By the time he was twelve, Edison ________ to make a living by himself .

A. would begin     B. has begun    C. had begun    D. was begun

14、The Northwest Tiger, which is _______ to people , is now _________. We should protect them.

A. dangerous ; dangerous      B. dangerous ; in danger

C. in danger; in danger          D. in danger; dangerous

13、He has got lung cancer _______ smoking twenty cigarettes a day.

A. so            B. as a result     C. as a result of   D. so that

12、 It is said that his father died ______ overwork.

A. of            B. from         C. for          D. out

11、Tom keep quiet about the accident _________ lose his job.

A. so not as to     B. so as not to    C. so as to not   D. not so as to

10、Nobody knows whom this new book ___________.

A. is belonged to              B. was belonged to

C. belongs to                   D. is belonged

9、 It is ________ that I’d like to go for a picnic.

A. very lovely a day             B. too lovely a day

C. such lovely a day            D. so lovely a day

8、Britain is _______ France by the English Channel, and the whole Britain is ________ three parts.

A. divided into; separated from    B. separated from; divided into

C. divided into; divided into        D. separated from; separated from

7、----What a beautiful picture!

----It’s years ______ I painted a picture as beautiful as this one.

A. that        B. since           C. when       D. before