—Who called just now, Sam?—It’s Mona. She asked _____.
-Must I finish the work today?-No, you ____. You can finish it tomorrow.
–For _____is this book written? ---It’s written for young kids.
The temperature is______ today than that of yesterday
There is______ with my watch. It can work well.
I’ll do it better if the teacher ____________ me another chance.