[解析]
细节推理题
(1)What are you doing.根据答语We are planning for a goodbye party.可知这里询问"你们正在做什么?"故填:What are you doing.
(2)Can /May I join the party.根据上文We are planning for a goodbye party.结合答语 of course. Everyone in our class is welcomed.可知这里询问:"我能参加这个告别会吗?"故填:Can /May I join the party.
(3)Why do you want a camera?根据答语Because we want to take some photos to help us remember the time we had in middle school.可知这里询问"为什么需要一个相机?"故填:Why do you want a camera.
(4)Would you mind bringing it to the party?根据答语Never mind. I'm sure to bring it to the party.可知这里询问"你介意把你的相机带到聚会上吗?"故填:Would you mind bringing it to the party?
(5)when it will start.根据答语 At eight' o'clock tomorrow night.可知这里询问:"你能告诉我聚会什么时候开始?" can you tell me后接宾语从句,宾语从句要保持陈述句的语序,故填:when it will start.