题目内容
Have you seen Jurassic Park (侏罗纪公园)? In this film, __1__ They have much trouble, however,
they realize that the cloned dinosaurs are smarter and fiercer (凶猛) than expected. __2__ In theory?
Yes. What would you need to do this? A well-preserved source (来源) of DNA from the extinct (绝种
的) dinosaur, and a closely related species (物种), still living now, that could be used as a surrogate (代
孕) mother. In reality? Probably not, __3__. However, __4__.
A. Could we really clone dinosaurs?
B. scientists have been trying to make their dream come true.
C. scientists use DNA preserved (被保存) for tens of millions of years to clone dinosaurs.
D. because dinosaur DNA couldn't survive (存活) for such a long time.
5. In order to clone some animal, scientists need _____.
A. some DNA
B. a surrogate mother
C. a laboratory
D. all the above
阅读下面短文,把A—D 四个句子填入文中空缺处,使短文内容完整、正确,然后完成第75小题。 ( 每小题2 分, 共10分 )
At school many things happen to us. We may feel excited when we have success in a school play. _____71_____ We want to keep the memory for the rest of our lives.
How to keep the memory? Our English teacher, Miss Wang, has taught us a good way of remembering things. It is to make our own yearbook. What is a yearbook? _____72_______ It’s usually made at the end of the year.
Last December, we began to make our yearbook. ______73______Then some students interviewed them, some wrote down their stories, others took photos of them. ____74______ Finally, our teacher helped us to put the things together. We had our first yearbook.
All of us put a lot of love into making the yearbook. It is so wonderful that not only the students but also our parents and teachers will remember the special time for ever.
A. A yearbook is a kind of book which is used to keep the memory of exciting moments. B. Everyone in our class had something to do to make the yearbook. C. We may feel sorry if we lose an important game. D. First, we chose the persons who had done something special. |
A.Making a yearbook can keep the memory. |
B.We can learning English from our teacher. |
C.Our parents and teachers will remember the special time for ever |
D.Many things happen to the students at school. |