根据汉语提示完成下列句子。 1. A(三角) is(我最喜欢的形状). 2. T

题型:填空题

问题:

根据汉语提示完成下列句子。

1. A               (三角) is                      (我最喜欢的形状).    

2. This is a                  (圣诞树). It's so beautiful.     

3. This is my               (浴室). I am going to take a              (淋浴).    

4. The             (夏天) sun is hot. We                (脱下) our              (冬天) clothes.   

5. We sing                  (圣诞歌曲). We have fun.

考点:单词、词组复数名词
题型:填空题
函数f(x)=
2x        x<1
2x-1   x≥1
,若方程f(x)=a有两个不相等的实数解,则a的取值范围是______.
题型:填空题

急性脊髓炎()

A.进行性多灶性白质脑病 

B.进行性风疹性全脑炎 

C.亚急性硬化性全脑炎 

D.Gerstmann-Straussler-Scheinker综合征 

E.单纯疱疹病毒性脑炎

题型:填空题

由化学方程式CxHyOz+5O2==4CO2+4H2O,可知青x、y、z的值分别是 ( )

A.1、2、3

B.2、4、1

C.4、8、2

D.4、4、1

题型:填空题

People do not analyze every problem they meet. Sometimes they try to remember a solution, from the last time they had a   1   problem. They often accept the opinions or ideas of other people. Other times they begin to act without   2   , they try to find a solution by trial or error.  3   , when all of these methods   4  , the person with a problem has to start analyzing. There are six   5   in analyzing a problem.

6   the person must recognize that these is a problem. For example, Sam's bicycle is broken, and he cannot ride it to class as he usually does. Sam must   7   that there is a problem with the bicycle.

Next, the person must find the problem. Before Sam can repair his bicycle, he must know why it does not work. For example, he must   8   the parts that are wrong.

Now the person must look for   9   that will make the problem clearer and lead to  10 solutions. For example, suppose Sam decides that his bicycle does not work because there is something wrong with the brakes.   11  , he can look in his bicycle repair book and read about brakes, talk to his friends at the bike shop, or look at his brakes carefully.  

After   12   the problem, the person should have  13   suggestions for a possible solution. Take Sam as an example   14  , his suggestions might be: tighten or loosen the brakes; buy new brakes and change old ones.

In the end, one  15   seems to be the solution to the problem. Sometimes the   16  idea comes quite   17   because the thinker suddenly sees something new or sees something in a different way. Sam, for example, suddenly sees there is a piece of chewing gum (口香糖) stuck to a brake. He  18   hits on the solution to his problem: he must   19   the brake.

Finally the solution is   20 . Sam does it and finds his bicycle works perfectly. In short he has solved the problem.

1. A. serious     B. usual   C. similar      D. common

2. A. Besides B. Instead      C. Otherwise D. However

4. A. fail        B. work C. change      D. develop

5. A. ways     B. conditions C. stages        D. orders

6. A. First      B. Usually     C. In general D. Most importantly

7. A. explain B. prove        C. show D. see

8. A. checkable      B. determine C. correct      D. recover

9. A. answers        B. skills C. explanation       D. information

10. A. possible      B. exact C. real    D. special

11. A. In other words      B. Once in a while C. First of all        D. At this time

12. A. discussing   B. settling down       C. comparing with       D. studying

13. A. extra    B. enough      C. several      D. countless

14. A. secondly     B. again C. also    D. alone

15. A. suggestion   B. conclusion  C. decision     D. discovery

16. A. next     B. clear C. final   D. new

17. A. unexpectedly      B. late    C. clearly       D. often

18. A. fortunately B. easily        C. clearly       D. immediately

19. A. clean   B. separate     C. loosen D. remove

20. A. recorded         B. completed    C. tested   D. accepted

题型:填空题

混凝土试件成型时,人工振捣应从中心向四周边缘均匀进行。( )

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