I do hope that one day the Chinese language will become a ______ language, that is, everyonein the world will communicate in it. [ ]

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

It’s everyone’s duty to join the Clean Your Plate Compaign(光盘行动)—Sure, we should try to all the food that we have ordered.

May I use your phone I left mine at home.— _____ Here it is.

I happened_______with him when he was hitby a stone.