Americans always use to have meals while Chinese use chopsticks．（　　）

﹣﹣﹣Can you drive on the right﹣hand side of the road in China？

﹣﹣﹣ That's a rule．（　　）

Of all the students in my class，Lily studies ．（　　）

Time is limited! You'd better your time any more．（　　）

He hasn't communicated much with his parents since he a mobile phone last year．（　　）