I’m sleepy. I prefer __________ at home to going outfor a walk.

man, woman and child ______some history, enough at least, to survive in the world.

Shopping on the net is more and more popularTaobo is Asia’s largest retail (零售的) network platform, ______ people can buy and sell many kinds of things

Mr. White asked his students________ to meet some Chinese friends from Shanghai.

that China has the largest number of mobile phone users.