选择下面的句子补全对话：

　　A．He gives it to Miss Gao.

　　B．Let me help him clean the classroom.

　　C．But he isn't here.

　　D．Let's go home.

　　E．It's time to go home.

　　F．I'm on duty today.

　　G．What's the time, please?

　　H．He's in the teacher's room.

　　I．He's a very good boy.

　　J．Is Li Lei on duty today?

　　Liu Tong: Excuse me, (1) ?

　　Hu Cheng: It's five o'clock. (2) .

　　Liu Tong: Yes.

　　Hu Cheng: (3) !

　　Liu Tong: Oh, no. (4) . I must clean our classroom.

　　Hu Cheng: (5) , too?

　　Liu Tong: Yes. (6) .

　　Hu Cheng: Where's he?

　　Liu Tong: (7) . He finds a watch. (8) .

　　Hu Cheng: (9) . We must learn from(向……学习)him.

　　Liu Tong: You're right. (10) .

　　Hu Cheng: OK!

Let's go skating, ________?

[　　]

Let's go out 　　　 a walk.　　　

[　　]

A． from　　　B．of　　　C．to　　　D．for

(情景对话)

　　A：Hello，Lin Feng． 1 ndline

　　B：Hello，Li Lei．I'm going to

　　watch the football match between our Chinese team and the Korean team．

　　A：Oh，that's such an important match．I don't want to miss it．2 ndline

　　B：Of course．Let's go．

　　A：It seems that you like football very much．Do you like PE?

　　B：3 ndline

　　A：Why not?

　　B：Because the teacher just lets us play games Ourselves．What about you?

　　A：I like it very much．4 ndline

　　B：You are lucky．

　　A：5 ndline

　　B：Yes，having sports can make us healthy．

　　A：That's right．I agree with you．