4．
W: Hi, Allen. What did you do on Saturday? Did you have ____46____ good time?
M: Pardon?
W: I ask what you did on Saturday and whether you enjoyed ____47____ (you).
M: I went hiking with some of my club members yesterday. We had a lot of fun.
W: That's very good. But why are you look anxious?
M: Well, Linda I need your help. I have some difficulty ____48____ (write) the composition that must be handed in next Monday.
W: What can I do for you?
M: Er, it's very easy! I want to borrow your iPad for one day ____49____ my computer has broken down.
W: Oh, my God. I just bought it last week.
M: I know it. I promise you I will use it very ____50____ (careful). You know, I must finish the composition this weekend and I hate
___ 51(hand) it late. So I must spend the whole day writing it tomorrow ____52____ (finish) it.
W: OK, here you are. Anyway tomorrow I won't use it.
M: Ok. I am so ____53____ (delight) to know that you'd like to lend your iPad. I give my sincere ____54____ (appreciate) to you. I make sure that I ____55____ (return) it to you before tomorrow evening.