问题

We must__________ a topic before we start to write.[ ]
A: decide between
B: decide to
C: decide on
D: decide against
B: decide to
C: decide on
D: decide against
正确答案是:
同类题型
Three _________ the students visited the museumyesterday.
The box is used to collect waste which can be ________,such as plastic bottles and paper.
The taxi was so slow that we might as well _________ on the bus
Li Ming told me that he was interested in many sports, ___swimming, shooting, skating and so on