Question

根据语境，用恰当的句子完成对话。
A: Good morning, Mary.
B: Good morning, Helen.  Come in, please.
A: Thank you. Your room is very nice. Oh! A bookshelf and many
    books.  1______
B: Thank you.  I like reading, you know.  I think reading can make a
     person wise.
A:  Did you do well in the English exam?
B:  Yes.  I just learned I passed the English exam and the result is good.
    I have got an "A".
A:  2______
B: Thank you.  3______ Why?
A: We will have a math exam next Monday.  I'm afraid I may fail the  
   exam.  So I've come for some help.
B: Don't worry.  4______
A: That's great. Thank you very much.
B:  5______  A friend in need is a friend indeed.
A: That's true.  When shall we start?        
B: Right now.

Answer 1

1. I know why you are so good at your lessons. / I know why you study so well. /
    I think that's the reason why you study so well.
2. Congratulations!
3. But you look worried.
4. I can help you.
5. It's a pleasure. / You're welcome. / Not at all.
(答案不唯一)