When the teacher came in, the students pretended_______ the text.
Even though Lucy and Kathy are good friends, Lucy to lending her ID card to Kathy to apply for a credit card.
An online survey at sina.com suggested more than four in five said the present rules would not be effective _______ the rising housing prices.
_______ with the present situation, the local government could not find effective measures to reduce the risk of coal mine accidents.
. Barack Obama told millions watching him that his grandmother’s influence on _______ he is and the way he views the world was significant.
A big earthquake hit Yushu, Qinghai province in the early morning, and if a little later, many more people _______.