0  320262  320270  320276  320280  320286  320288  320292  320298  320300  320306  320312  320316  320318  320322  320328  320330  320336  320340  320342  320346  320348  320352  320354  320356  320357  320358  320360  320361  320362  320364  320366  320370  320372  320376  320378  320382  320388  320390  320396  320400  320402  320406  320412  320418  320420  320426  320430  320432  320438  320442  320448  320456  447090 

3、设P为曲线C上的点,且曲线C在点P处切线倾斜角的取值范围为,则点P横坐标的取值范围为            (   )

A.      B.    C.     D.

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2、函数,若,则的值为   (   )

A.3            B.0          C.-1         D.-2

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1、设集合,则

(A)   (B)  (C)  (D)

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快餐在现在的中国很流行,但快餐对人的身体却没什么好处。请你根据下面要点以“FAST FOOD” 为题写一篇英语短文。

1.快餐在中国十分流行,人们,尤其是儿童和青少年喜欢吃快餐。

2.快餐受欢迎至少有四个方面的原因;

⑴ 方便、节约时间;

⑵ 既可在快餐店里吃又可带回家吃;

⑶ 店里的环境干净、舒服;

3.从营养角度讲,快餐食品却不尽人意;

4.建议:如时间来不及可考虑吃快餐,但以偶尔品尝为宜;孩子要尽量少吃快餐。

注意:词数100左右。生词:营养(nutrition)

                                              

 

                                             

 

                                            

 

                                                 

 

                                              

 

                                                

 

                                                      

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Have you ever heard from the saying: All work and no          76.     

play make Jack a dull boy? What this means is that if you           77.     

study all the times you will become a boring person. You            78.     

must go out and having fun with your friends, otherwise           79.     

you will lose him. No one wants to be friends with the             80.     

person who that only works and studies. Perhaps you have          81.     

a confidence problem. Please try remember that the work           82.     

you do is for yourself rather than for anyone else. You do           83.     

not have to compete your classmates. No one can be              84.     

happier in studying seven days and seven nights a week.            85.     

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