1 . 众所周知，月球每月绕地球转一次。
(1)______________, the moon travels around the earth once every month.(非限制性定语从句)
(2)______________ the moon travels around the earth once every month.(主语从句)

2 . ________that your diet is varied and balanced.
极其重要的是你的饮食要多样化，并保持均衡。

3 . 你不用车的时候，锁车是有必要的。(it作形式主语) (汉译英)

4 . ________ was his duty to attend to this matter.(用适当的词填空)

5 . But I have to say that it’s partly your fault, isn't it?
仿写:没有考虑到她的感受完全是你的错。(汉译英)

6 . ________________ (很可能) Native Americans moved to California at least fifteen thousand years ago.(根据汉语提示完成句子)

8 . ________ is known to all that the outstanding academic atmosphere, as well as various festivals and sports,   ________ many students to our school.

A．It; draws

B．Which; draw

C．What; draws

D．As; draw