.Because of the heavy snow, the village was not __________.

The old lady _____great pain when her only son was killed in a traffic accident. [ ]

Some of the people often ask the same question　　　the air has been polluted

Liu Xiang and Yao Ming are famousplayers.____of them have set a good example to us.

Steve is looking ________ a Chinese friend by chatting ________ some Chinese children on the Internet.