do you spend finishing your homework

ay find the key to the math problem on page 107．—Ah, it’s so simple. I wonder why I _____ of that．

You can’t buy all the things _______your list.

It’s said that the little boy has returned to school .—Yes ,he can go to school again _____the Project Hope .

ents don’t care mypocket money goes, but one thing is sure: the money spent must be worthwhile.