I like these books because they offer me a lot of__ knowledge．（ ）
| A． |
useful |
B． |
awful |
C． |
useless |
D． |
boring |
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
One of places for mountain climbing is the Himalayas．（ ）
A．popularB．more popular
C．the most popular