[题目]When the teacher came into the classroom, the students in groups.A. workB. have workedC. were workingD. are working 题目和参考答案——青夏教育精英家教网—

题目内容

【题目】When the teacher came into the classroom, the students ____ in groups.

A. workB. have workedC. were workingD. are working

【答案】C

【解析】

试题句意：当老师走进教室的时候，学生正在分组学习。老师进来这个动作发生在过去，所以学生正在做某事，是过去的动作，所以用过去进行时态，故选C

练习册系列答案

培优竞赛新方法系列答案

A. that; take B. it; be taken C. that; be taken D. it; take

【题目】I am interested in animals, so I _______ lots of time playing with my pet dog.
A.pay
B.take
C.spend
D.cost

A. he, finish B. him; finish C. his; to finish D. him; to finish

A. to tell；to laugh B. tell；laugh

C. telling； laugh D. telling; laughing

A. are havingB. will haveC. hadD. have had

A. as tall as B. taller than

C. not as tall as D. the tallest

A. few B. little C. many D. much

A. quite B. more C. much D. very

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