【单选题】---What do you plan to do next? We have half an hour before the football game. ---________. Whatever you want to do is fine with us. (2019)
【单选题】---What do you plan to do next? We have half an hour before the football game. ---____. Whatever you want to do is fine with me.
【单选题】应用紫外线消毒空气时 ,有效距离与时间是