We all think that _____ no need to make laws to prevent the young from getting married during their college life.

How much did the company donate to build the school library?— About three ______ yuan．

Look at the sign. It _________ “No smoking”. —-Oh, sorry, I did not see it.

Every morning Mr. Smith takes a ______ to his office.

Must I finish my homework now?— No, you ________. You can go home now.