根据对话内容，在空白处写出恰当的句子，使对话意思连贯完整。所写的句子应与所给的标点符号一致。（共5个句子，每句1分，满分5分）A: Bob, what are you doing?

根据对话内容，在空白处写出恰当的句子，使对话意思连贯完整。所写的句子应与所给的标点符号一致。（共5个句子，每句1分，满分5分）
A: Bob, what are you doing?
B: 【小题1】 I’m writing a letter . The letter is about bad habits.
A: What do you mean?
B: I see some people throw litter around. And some often waste water. You know，water is very important to us.
A: You are right【小题2】Whom are you going to give / send it to ?
B: To the TV station. I hope they can call on people to protect our environment?
A: Then what should we do to protect our environment?
B: I’d like to go to the People’s Park with my friends this Saturday. 【小题3】Are you free then ?
A: Yes, I’m free. 【小题4】What are you going to do there ?
B: We’re going to collect rubbish there.
A: Good idea! I’d like to join you. 【小题5】When and where shall we meet ?
B: We’ll meet at 8 o’clock at the gate of the park. See you then!
A: See you.

解析：【小题1】根据上文，你正在做什么。及后文这封信是关于坏习惯的。可知填I’m writing a letter，我正在写信。【小题2】根据后文回答To the TV station.，可知上文问你打算给谁写。故填Whom are you going to give / send it to。【小题3】根据后文回答Yes, I’m free可知上文是一般疑问句，故填Are you free then？【小题4】根据后文回答We’re going to collect rubbish there.可知上文问What are you going to do there【小题5】根据下文回答We’ll meet at 8 o’clock at the gate of the park.可知上文问时间和地点，故填When and where shall we meet。

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