---Have you cooked supper_________?---Yes, I have _________ finished it.
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.
Let us_________ now.