3.　 A. to see　　　　 B. watching　　　 C. to look at　　　 D. reading

2.　 A. an America　 B. the American　　 C. an England　　 D. an American

1.　 A. of　　　　　 B. from　　　　　 C. for　　　　　 D. anything

15.(　 )A. sometime　 B. sometimes　 C. some time　　 D. some times

Keys:　 DACBA　　 DCACC　　 ADADC

　　 　　　　　　　　　　　　　　　　　　　　　　　　( 5 )

　Have you ever heard __1__ Maria Mitchell ? She was __2__ astronomer (天文学家). She liked __3__the stars . When she was a little girl , her father gave her a telescope (望远镜). She liked it __4__ she could see the stars __5___ . A few years __6__ , she became more　 __7__　 the stars . She heard people ___8__comet (彗星). So she went to school in the daytime , did all her homework after school and ___9__　 for a new comet __10__ . She __11__ went to play with others or watch TV . She __12__ so much time looking into the sky . Maria didn’t __13__ what they said . Then one night ____14__ came true . The date was October 1, 1847 . Maria looked ___15 __ the telescope and found a new comet .

14.(　 )A. live　　　 B. lived　　　　 C. living　　　 D. to live

13.(　 )A. be full of　　 B. is full of　　　 C. be fill of　　 D. is fill of

12.(　 )A. of　　　　　 B. in　　　　 C. use　　 　　D. with

11.(　 )A. are afraid　　 B. are happy　　 C. afraid　　　 D. happy

10.(　 )A. him　　　　 B. his sons　　 C. himself　　 D. myself

9.( 　)A. more and more B. little and little　 C. less and less　 D. fewer and fewer