This experiment by the students. [ ] A. is done B. has been done C. is being done D. is doing 题目和参考答案——青夏教育精英家教网——

题目内容

This experiment (实验) ______ (做过了) by the students.

[ ]

A. is done B. has been done C. is being done D. is doing

答案：B

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相关题目

阅读短文，完成下题。

　　Stephen Hawking was bom in 1942．He's a world farnous acientist and exper on space and tine．Stephen in trying to find the snswers to some very big questions．such as ：How did the uni-verse begin? How will it end?

　　Stephen was a strdent at Oniversity．He studied math and science．Then, at the age of twenty．he became very ill．He was so young, but the doctors said to his family,”He has only two more years to live,” The doctors were wrong –he didn't die “He can't walk now but he usea a wbeclchair(轮椅)．He talks with the help of a computer．After Oxrord, Stephen went to Canadridge Univeraity．Three years later, in 1965, he became a doctor(博士)of philosophy(哲学)．

　　Because of his health problems, it was difficuk for him to draw diagrams or to write．So he star-ted to think in pictures．With this new way of thinking, he became one of the most famous scientists in the world, In1981, he met the Pope(教室)in Rome．They talked about his ideas．Then in 1988, he wrote his first important book, A Brief Histary of Time．It aold more than 5.5million cop-ies(册)in 333 difcrent Langusgees．

根据短文内容回答下列问题。

1．What did Stephen Hawking study at Oxlord University?

______________________________

2．What did he decome very ill?

______________________________

3．What did the doctors dhink of his disease?

______________________________

4．What kind of person do you think Stephen Hawking is?

______________________________

阅读理解。

     Stephen Hawking was bom in 1942. He's a world farnous acientist and exper on space and tine.Stephen in
trying to find the snswers to some very big questions.such as:How did the uni-verse begin?How will it end?
     Stephen was a strdent at Oniversity. He studied math and science.Then, at the age of twenty. he became
very ill. He was so young, but the doctors said to his family,"He has only two more years to live,"The doctors
were wrong-he didn't die "He can't walk now but he usea a wbeclchair (轮椅). He talks with the help of a
computer.After Oxrord,Stephen went to Canadridge Univeraity.Three years later, in 1965, he became a doctor (博士) of philosophy (哲学).
     Because of his health problems, it was difficuk for him to draw diagrams or to write.So he star-ted to think
in pictures.With this new way of thinking,he became one of the most famous scientists in the world, In1981,
he met the Pope (教室) in Rome.They talked about his ideas. Then in 1988, he wrote his first important book,
A Brief Histary of Time.It aold more than 5.5million cop-ies (册) in 333 difcrent Langusgees.

1.What did Stephen Hawking study at Oxlord University?
_______________________________________________________________________________
2.What did he decome very ill?
______________________________________________________________________________
3. What did the doctors dhink of his disease?
______________________________________________________________________________

4. What kind of person do you think Stephen Hawking is?
______________________________________________________________________________