根据对话内容，从方框内选出能填入空白处的最佳选项。其中有两项为多余选项。
A: Hello! This is Jim speaking.
B: Hi, Jim. 51
A: Hi, Jack. What’s up?
B: Hmm … are you free this afternoon? 52 Would you like to come?
A: A picnic? Are you kidding? It’s reported that the temperature will stay over 38℃. B: Oh, that’s too bad. 53
A: I’m going swimming. It’s comfortable to swim in this heat.
B: That’s a good idea. 54
A: Sure. When and where shall we meet?
B: 55
A: OK. See you then.
B: See you.
，我们将会及时处理。
