从方框中选择恰当的句子补全对话。 A. If we have today, half the class won't come. B. Can you organinze the party games? C. Will you help me organize it? D. We can all meet and watch a video. E. Let's have it today after class. A: Hi, Mark. I want to have a class party. 1 B: Sure, Andrew. I can help you. When shall we have the party? A: 2 B: No, today is too early. 3 A: Then let's have it tomorrow. B: But there is a test tomorrow. A: OK, let's have it on Saturday afternoon. 4 B: No, I don't think we should watch a video. Some students will be bored. Let's play party games. A: OK, good idea. 5 B: Sure. I can do that.