75.In America,the teenage crime is on the ____.This is what the American public worry most.
A.addition B.increase C.improvement D.independence
76.In China,the majority of men earn their living by manual ____.
A.labour B.task C.job D.work
75.答案是B，此题考查短语，on the increase,在增加。
76.答案是A，manaual labour，体力劳动。
