单选题______plastics, the machine is light in weight.
单选题______for the fact that she broke her leg, she
单选题By the end of the year all but two people ______.
单选题We left the meeting, there obviously______no
单选题Have you ever been in a situation ______ you
单选题The people at the party were worried about Mary
单选题All this leads to a population in the
单选题Things might have been much worse if the
单选题The gray building is where the workers live, and
单选题Wouldn't you rather your children______to bed
单选题She ought to stop work; she has a headache
单选题______at the outset, ______instead of shifting
单选题If you have really been studying English for so
单选题He loves doing some reading at home______to the
单选题______, a man who expresses himself effectively
单选题It is clear that, ______ self-awareness is a
单选题With all the children______at home during the
单选题______if I had arrived yesterday without letting
单选题There was so much noise that the speaker
单选题Peter used to live in London, ______?