问题 选择题
要得到函数y=sin(2x-
π
3
)的图象,只需将函数y=sin2x的图象(  )
A.向左平移
π
12
个单位
B.向右平移
π
12
个单位
C.向左平移
π
6
个单位
D.向右平移
π
6
个单位
答案

将函数y=sin2x的图象

向右平移
π
6
单位
y=sin[2(x-
π
6
)],即为y=sin(2x-
π
3
)的图象.

故选D.

写作题

假设你是大一学生王林,你的母校校刊编辑邀请你给高三的同学写一封公开信,请你根据以下要点回信:

1.你自己高三时学习方面的变化;

2.你自己高三时生活方面的变化;

3.你对高三同学的建议(至少两点)。

注意:1.内容包括以上要点,但不要逐句翻译;

2.字数120左右,文章开头已提供,不计入总词数。

Dear fellows,

I’m really glad to share my thoughts with you.                              

                                                                              

                                                                              

                                                                              

                                                                              

                                                                              

                                                                              

                                                                              

                                                                              

                                                                              

                                                                              

                                                                              

                                                                              

                                                                              

                                                                              

Yours,

Wang Lin

多项选择题