Question

—It’s very important           us to make a plan before a new term.
—Yes. You must try to make it carefully.
A. of               B. for              C. to

Answer 1

B

本题考查介词。固定搭配 it is adj for sb to do sth 对于某人来说做某事是怎么样的。句意：——在新学期之前作一个计划是非常重要的。——是的，你必须尽力仔细计划。