“Wechat”(微信) really makes a great ________ to people’s life. It’s easy for us to keep in touch with others.

Listen to the two girls by the window What language ________

I am afraid I can’t go to your party. You know, the exam is coming. — Really ________.

下列各句中，没有语病的一句是（  ）

Schools across China are expected to hire 50,000 college graduates this year as short-term teachers, almostthree times the number hired last year, _____reduce unemployment pressures. [ ]