Can you imagine that rats eat 40 to 50 times _______.
A. by weight B. their weight C. in weight D. of their weight
How long do you think _______ the computer company turns out a new product?
A. it will be that B. will it be until C. will it be since D. it will be before
---Hello. May I speak to Bill, please?
---- ________.
A. Bill speaking B. I’m Bill C. You are speaking to Bill D. I’m speaking
--- Good morning. How much should I pay for these books ________ to Alabama?
---- Hm, about ten dollars.
A. to be sent B. being sent C. sent D. having been sent
--- You won't go to Kathy's wedding party, will you?
---- Yes, ________ invited.
A. though B. if C. unless D. as
----Mike, the telephone is ringing.
---- I _ _ answer it.
A. will B am going to C. am to D. am about to
