从方框中选择合适的句子完成对话，有两个多余选项
Li Meng (L) is studying in a middle school in Australia.He is going to have an important exam next week. Now heis worrying about it when he meets his friend Daniel( D) .
D : Hi, Li Meng.
L : Hi , Daniel.
D : Oh , Li Meng. You looked worried. 1
L: Yeah,Daniel. 2 But I don't think I'm well ready for it.
D: What subject is it?
L: 3 The main problem is not the knowledge but the language.
D: You mean you can't understand the knowledge of science well because of the language.
L : Yes. Each time I finish a science class , 4 .
D: I see. I think that 5 when you read the science textbook , and you'll understand it better.
L: 6 But what shall I do with my exam? 7
D: Don't worry. 8 I am good at science. We can go over science together.
L : 9
D: You are welcome. 10 Let's start this afternoon.
