C.从Ben的回答中我们可知他懂得一些关于那块石头的事.故选C. 查看更多

 

题目列表(包括答案和解析)

随着科学技术的发展,人们可以根据需求来改造生物的性状。如图是利用奶牛乳汁生产人类血清白蛋白的图解,据图回答:

(1) 在此过程中涉及到的细胞水平现代生物技术手段主要有_________________________。
(2) 在基因工程中,我们称②为________________,能实现②进入③的常用方法是________________。若在植物细胞工程中,则采用最多的方法是                    
(3) 图中①一般经______________处理可以得到③,从③到④的过程中一般利用去核后未受精的卵细胞作为受体,而不用普通的体细胞。
(4) ⑦是⑥的后代,那么⑦的遗传性状和____________最相似。如果②的数量太少,常用_________来扩增。要实现⑦批量生产血清白蛋白,则要求③的性染色体是_____________。

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随着科学技术的发展,人们可以根据需求来改造生物的性状。如图是利用奶牛乳汁生产人类血清白蛋白的图解,据图回答:

(1) 在此过程中涉及到的细胞水平现代生物技术手段主要有_________________________。
(2) 在基因工程中,我们称②为________________,能实现②进入③的常用方法是________________。若在植物细胞工程中,则采用最多的方法是                    
(3) 图中①一般经______________处理可以得到③,从③到④的过程中一般利用去核后未受精的卵细胞作为受体,而不用普通的体细胞。
(4) ⑦是⑥的后代,那么⑦的遗传性状和____________最相似。如果②的数量太少,常用_________来扩增。要实现⑦批量生产血清白蛋白,则要求③的性染色体是_____________。

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Failure is what often happens. It is everywhere in our life. Students may fail in exams, scientists may fail in their research work, and players may fail in competitions. (A) Although failure happens to everyone, but different peoples attitudes(态度) towards failure are different.
Some people don’t think that their failure is an important thing at all. So they pay no attention to it. As a result, they will have the (B)      failure later. Some people think they themselves are fools and lose their hearts in everything after they get a failure. Then they(C)      
their time and energy on useless things. At last, they may really be fools as they have thought.
(D)Other people are quite different from these two kinds of people mentioned above. Instead of being hopeless and lost, they draw a lesson from every failure and become more experienced. (E) they, after, will ,hard, in, work, be , the, successful , end. So we should draw a lesson from every failure and become more experienced.
任务一: 【小题1】 (A)处句中有一处错误,请找出并改正。(可用文字叙述)
?                                                                            
任务二: 【小题2】 在( B )、(C )处的横线上分别填上一个单词(B)        (C)           
任务三:【小题3】将(D)处句子译成汉语:                                              。
任务四: 【小题4】将(E)处的单词连成句子:                                           
                                                                           
任务五: 【小题5】请从下面的选项中给短文选个标题,将答案标号填在此横线上:             
?

A.Draw a lesson from every failureB.The attitudes towards failure
?
C.Failure is everywhere in our lifeD.Failure is very important

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从下面的方框中选择适当的选项补全对话。(有两项是多余的)

A: I don’t think I can finish all of that.

B: Did you enjoy the play?

C: Who is that?

D: Oh, that’s too bad.

E: Let me tell you.

F: This is Bob.

G: What about math?

(Bob is ill. He is phoning Ann for the school work.)

Ann: Hello.  

Bob: Hello. __1.__

Ann: Hi, Bob. How are you feeling today?

Bob: Oh, I’m fine now. Can you tell me what happened in our class?

Ann: Sure. __2.__, oh, yes. In history class we finished talking about World War II . We have to study Unit 7 and Unit 8 for an exam tomorrow.

Bob: __3.__I didn’t read Unit 8 yet. What did you do in English?

Ann: Not much. We worked on a play in groups. We don’t have any homework.

Bob: __4.__

Ann: We have a lot of math homework. We have to do the problems on page 17, 18, 19 and 20.

Bob: Oh, dear! __5.__ Maybe I can be ill tomorrow too.

 

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从下面的方框中选择适当的句子,完成下列对话。(计5分)

A. Are you Alice?

B. Is this your jacket?

C. Can you spell“jacket”?

D. Nice to meet you, too

E. Are you Bob?

A: Hello!

B: Hi!

A:    1.   

B: Yes , I am.  2.      

A: Yes, I am Alice. Nice to meet you!

B:  3.             

A: How are you, Bob?

B: I’m fine, thank you. And you ?

A: Me, too. Is this a jacket in English?

B: Yes, you are right.

A:  4.           

B: Sure.  J-A-C-K-E-T

A:    5.         

B: Yes, it is my jacket.

A: Thank you very much.

B: That’s OK.

 

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