补全对话根据对话内容, 在空格中各填写一个句子, 使对话完整、正确、达意。(共10分, 每空2分)
(Sally is talking with her friend Bill on the phone.)   B—Bill  S—Sally
B: Hello, this is Bill.
S: Hello, this is Sally. The summer vacation is coming. ____________ ___________?
B: I haven’t decided yet. How about you?
S: I am going to London. I have dreamed of visiting that place for a long time.
B:_________________________?
S: Because there are many places of interest there, such as the Big Ben, London Eye, the
Olympic Stadium and so on.
B: That’s great.________________________?
S: My parents. Would you like to go with us?
B: __________________________. I have planned to be a volunteer to help the people
in Ya’an.
S: __________________________. Good luck to you!
B: Thanks.