【单选题】选择填空。 The cloud is above and the rain is ______. [ ]
【单选题】为延长蓄电池的使用寿命,每次起动时间不得超过( )。
【判断题】对于一块骨骼肌来讲,起点和止点是固定不变的。
【单选题】Which one of the following American cities is the birthplace of jazz?
【简答题】People above the age of eigh should be aware of the fact that they are vote.