问题 单项选择题 A1型题

在双变量正态分布的相关回归分析中,tr和tb的关系是()

A.tr>tb

B.tr<tb

C.tr≠tb

D.tr≈tb

E.tt=tb

答案

参考答案:E

写作题

孩子的成长和教育是社会热议的话题,现今父母包揽一切、孩子过度依赖等现象十分严重。请阅读下面的漫画,按要求用英文写一篇短文。

内容要求:

1.描述漫画内容;

2.分析漫画所揭示的问题;

3.提出你的看法。

注意:

1.短文开头已给出,不计入总词数;

2.考生可适当发挥,使文章内容充实、连贯;

3.词数120-150左右;

4.文中不能出现考生的具体信息。

参考词汇:红地毯red carpet     铺路pave the way 

From the picture, we can see a family of three walking on a long red carpet.

                                                                                

                                                                                

                                                                                

                                                                                

                                                                                

                                                                                

                                                                                

                                                                                

                                                                                

                                                                                

                                                                                

                                                                                

单项选择题