It will be quite a long time _________she is back again, so don’t be too cross with her.
— What’s the ________ of the book? — 5 dollars.
Grace doesn’t like math because she thinks it is ________.
— Let’s go to Lihua Clothes Store. — OK. They sell all the clothes ____ very good prices.
— ________ do you like history? — Because it is interesting.
We have ______ at 7 in the morning.