It is said that over 50 percent of China’s population _________ working in the cities in 2013, so there are fewer and fewer people on the farm now.
–I didn’t know ______ -Neither did I.
–Hurry, Mike! The bus is coming. --Wait a minute,please! Let me see if there’s ______ left.
--Let’s go shopping, _____? --Ok, let’s go.
-Must I send my uncle an e-mail now, Dad? -No, you ____.You____ do that after you finish your homework.
-_____important it is to study English well! Do you think so ? -Yes, I agree with you.