It sounds like something is wrong with the car’s engine. ______ , we’d better take it to the garage immediately.
A.Otherwise |
B.If not |
C.If possible |
D.If so |
It is illegal for a public official (政府官员) to ask people for gifts or money_____ favors(恩惠,帮助) to them.
A.in place of |
B.in agreement with |
C.in exchange for |
D.in spite of |
The living room is clean and tidy, with a dining table already_____ for a meal to be cooked.
A.laid |
B.laying |
C.to lay |
D.being laid |
Tom asked the candy makers (糖果制造商) if they could make the chocolate easier____ into small pieces.
A.break |
B.breaking |
C.broken |
D.to break |
Scientists are convinced______ the positive effect of laughter______ physical and mental health.
A.of ; at |
B.by ; in |
C.of ; on |
D.on ; at |
Exactly when the first people arrived in ________ we now know as California, no one really knows.
A.which |
B.what |
C.that |
D.it |