You should drink ______ hot water if you have a fever.
A. a lot B. many C. lot of D. plenty of
_____ Tom _______Mary speaks Chinese well, so they can communicate with these Chinese students very well.
A. Neither, nor
B. Both ,and
C. Not only, but also
D. Either ,or
I hate people ______ don't help others when they are in trouble.
A. who B. which C. whose D. where
They did many things to ______ the storm from destroying their houses.
A. make B. get C. prevent D. take
--- Mom, must I finish my homework now?
--- No, you ______ . You may have supper first.
A. mustn't B. needn't C. can't D. couldn’t
You ______ smoke. You are only 14 and it isn't allowed.
A. mustn't B. don't have to C. needn't D. won't