Question

几个英语词组问题

catch up with / come up with 是不是还有一种可以表示赶上。 keep up with 可以么

play an important part/role 介词用on还是in？

play a trick 介词是with还是on 或是其他的？

最好是有详细的解释,各举一个例子吧.
在线等。 急噢 回答好追分。

Answer 1

keep up with 是跟上，不是赶上
They walked so fast that I could not keep up with them.
他们走得那么快,我没法跟上。
最好用catch up with

play an important role in
Computers play an important role in science and technology．

play a trick on sb
I play a trick on him。

Answer 2

不行 那是保持步调一致
in
with