It has been three years since I ______ a teacher.
A.become B.became C.becoming D.to become
—Have you watched the latest movies, Steven?
—Not yet. I them with my friend this weekend.
A.was watching B.will watch C.watched D.have watched
—How happy the grandparents are!
—Yes，they________ for fifty years.
A. have been married B. have married
C. have got married D. married
He speaks English French. He speaks Chinese.
A.either; or B.not only; but also
C.both; and D.neither; nor
He bravely rushed into the burning house and saved the boy. We admired him for his .
A.fear B.pride C.honesty D.courage
I think your suggestions are of great ___________ to me and they are well worth ___________.
A.valuable；to offer B.valuable；giving C.value；taking D.value；to follow
