Theoretically, a good screwdriver should last a lifetime, but it rarely___________, usually because it is used at one time or another as ___________ some other tool.
A. should, a favor for B. should, a lack of
C. does, a way of D. does, a substitute for
Not until _________________ the better qualities in ourselves ____________ expect to find them in others.
A. have we developed; can we
B. we have developed; that can we
C. we have developed; can we
D. can we develop; that we will
— Well, lost again!
— It is not very important . We _____ forget about it. OK?
A .cannot but B. have to
C. might well D. might as well
More and more people prefer jogging in the morning, _______ benefits for health arise from the air rich in oxygen.
A. which B. that C. whose D. who
After graduation from college, Joe ______ for a year seeing the country before he went to work in his father’s business.
A. knocked about B. knocked over
C. knocked down D. knocked off
— Dad, we _________ the zoo-trip you promised us last week.
— Sorry my girls. I _______ to take you there this week, but I’ve been too busy.
A. expect; intend
B. had expected; had intended
C. are expecting; had intended
D. expected; intend