What action should they _______ such a thing happening again?
The population of China is ______ than ______ of Japan .
The little girl can’t decide ______ though there are so many kinds of MP5 in the mall.
—Mr Li, I am sorry I ______ my exercise-books at home. —That’s all right. Don’t forget to ______ them to school tomorrow.
—What’s the weather like there? —It is terrible. It’s raining so _________ that we can ___________ go out.
—What is the weather like this summer here? —There ________ very little rain.