Li Ming is said ______ the experiment in the lab, but I can’t find him there.
A. to have done B. to do C. to be doing D. doing
They live in a beautiful village, with many trees and flowers _______ it.
A. surrounded B. surrounds C. surrounding D. to surround
– Is John coming by train?
– He should, but he _______ not. He likes driving his car.
A. must B. can C. need D. may
– I rang you at about ten o’clock, but there was no reply.
– Oh, that was probably ________ I was seeing the doctor.
A. when B. why C. what D. that
I feel uncomfortable each time I remember the situation _______Mary didn’t agree with me _________ the matter.
A. that; at B. in which; over C. which; about D. where; to
The situation is more _________ than ever. I’m _______about what to do next.
A. puzzled; puzzled B. puzzling; puzzling
C. puzzling; puzzled D. puzzled; puzzling