At least 300 million people are using QQ_____ by Ma Huateng to chat online.
When I was at the college , I _______ up early to do some body building exercise .
--- Did you see a girl in yellow pass by just now? --- No, sir. I ________ a magazine.
--I’m worried about tomorrow’s math exam. -- ______ . I’m sure you will make it.
Though Lin Tao’s parents work in another city, he can ______ himself.
--- You can use MSN to talk with Vivien on the Internet. --- I know. But can you tell me ________?