Students should learn how problems.
My son ______spend all his pocket money, but now he ______saving some of it.
-The man on the photo looks like __________ from our company.-Yes, I know. It’s Mr. Hu.
Wearing red makes _________ easier for you to take action.
You will _______ if you _______ late again, I think.
She doesn’t ______ a new dictionary because she bought _____ a week ago.