He studies English hard_____ he thinks English is very important. [ ]A. beca

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He studies English hard_____ he thinks English is very important. [ ]
A. because
B. so
C. but
D. and

答案

举一反三

_____ there are few words in the story, he can’t understand it.  [     ]
A. Through
B. Though
C. From
D. Across

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I won"t go there _____ this term _____.  [     ]
A. until; is over
B. until; will be over
C. after; over
D. after; over

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My mother was cooking _____ my father was reading a newspaper.   [     ]
A. while
B. when
C. as soon as
D. as

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We were talking about Tom _____ he came in.   [     ]
A. were
B. while
C. when
D. during

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The boy didn"t go to school _____ his illness (疾病).[ ]
A. because
B. because of
C. if
D. but

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