"Meatout Day" is ________ March 20th． Many people in the world don't eat any meat that day．（ ）
| A． |
at |
B． |
in |
C． |
on |
Cao Yinpeng is a 9﹣year﹣old Chinese boy． He is known
saving his father's life．（ ）
A．forB．atC．by
I a shower when Jimmy called me at nine yesterday evening．（ ）
A．am takingB．tookC．was taking
I can't find the shoes I bought last week， so I have to buy another pair．（ ）
A．whoB．whichC．what
If you want to know something about Miss Green， you'd better ask her ．（ ）
A．yourselfB．myselfC．himself
I hear Susan will go to Xinjiang alone．
That's true． her father her mother will go with her．（ ）
A．Both； andB．Either； or
C．Neither； nor