— Be quiet, the head teacher Mr. Gu is coming.
— Don’t worry. It _____ be him. Mr. Gu is much fatter.
A.mustn’t B.may not C.needn’t D.can’t
— How much are the two pairs of trousers?
— They are not expensive. I think one hundred dollars ______ enough.
A.is B.are C.were D.was
Wu Bing is remembered _______ the most beautiful driver because he devoted his life _______ his work.
A.for; into B.as; to C.for; to D.as; into
The temperature now is much higher than______of 100 years ago because of more and more greenhouse gas.
A.this B.that C.it D.one
We hope our country can _______ a way to solve the problem of Diaoyu Island.
A.catch up with B.put off C.come up with D.come out of
— I hear that John has gone to Japan for a visit. Do you know it?
— He made no ________ of his journey before.
A.memory B.mention C.member D.message