题目内容
选择填空:
I'm afraid I ______ do it at once.
[ ]
A. can't B. mustn't C. don't D. didn't
"______" "I'm looking for a coat for my son. "
A. What are you looking for? B. What do you want?
C. What are you doing? D. What can I do for you?
I'm sure you all know ______ .
A. to do what and what not to do
B. what to do and what not to do
C. what to do and what to not do
D. what to do and what don't do
I'm afraid I don't agree ______ you.
A. of B. to C. in D. with
I'm not sure ______ English is spoken in South Africa or not.
A. if B. whether C. when D. that