— Excuse me, where can I exchange _________? — There’s a bank on the second floor.
Mr. Lin gave us some _____ how to learn English well last week.
She doesn’t want to do it; we have to find ____ to do it.
----Can he work out the maths problem? ----I think _____ hard for him to work it out.
_____speak more English in class?
---It’s very important _____ us to make plans before a new term. ---Yes. You must try to make it carefully.