生死狙击优酷:高手请进:do you know how many people are learing english in china

高手请进:do you know how many people are learing english in china do you know how to do this? 脑筋急转弯 How do you know policemen are strong ? How much do you know about the Olympic Games? How many of football competitions do you know? How do you know and use your computer ? How do you know about NTU？怎么翻译好 How do you do? How do you do ? How do you do ?