根据汉语提示完成句子。 [[QOrDeR]]—What are you going to do __________(明天) —I’m going to __________ __________(打网球). 【小题2】—__________ __________(多久一次)do you have a picnic? —__________ a __________(一年两次) 【小题3】The health club__________(开门)at 8:00 in the morning and __________(关门) at 9:00 in the evening. 【小题4】What about__________(滑雪) tomorrow afternoon?