【单选题】在 100 °C和 25 °C之间工作的热机,其最大效率为
【简答题】Either you or he__________to go there with me.
【单选题】---_________ either he or I to host Talent Show in our school this year? --- I have no idea, either.
【单选题】He said he would come . He didn't _______.
【单选题】If Joe' s wife goes to the party, _______.
【单选题】在 100 °C 和 25 °C 之间工作的热机最大效率为 :
【单选题】If Joe's wife won't go to the party, _____. [ ]