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18、The litter boy is dirty from head to foot because he        in the mud all morning.

A. has been playing                      B. was playing

C. is playing                            D. had been playing

17、I shall never forget those years       I lived in the country with the farmers,      has a great effect on my life.

A. that, which    B. when, which     C. which, that     D. when, who

16、--How can your seize the thief?

--I will spend the evening         in your room.

A. locking        B. lock              C. locked          D. being locked

15、He hasn't been to the countryside       he want to go there.

A. so has        B. so does           C, neither has      D. neither does

14、---Have you been acquainted with each other for long?

---Not very long,            we started to work in the company.

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

13、It is well known that the Internet will let people have       to huge amounts of information from their own homes.

A. entrance     B. way           C. means        D. access

12、Whether ways will be found to stop pollution or not is just         worries the public.

A. which         B. that               C. what             D. where

11、Peter has been out of work for half a year, so he wants to        a job in this company.

A. prepare for    B. apply for         C. superior to      D. object to

10、The news item about the fire is followed by a detailed report made        .  

A. on the spot    B. on the site         C. on the location   D. on me ground

9、In a typhoon, winds         a speed greater than 120 kilometers per hour.

A. attain          B. accomplish         C. actuate          D. alter