【单选题】We should________the lights when we leave our classroom because we must save electricity. [ ]
【简答题】We should leave our __ a clean world to live in.(descend)
【单选题】We should leave to our future generations sufficient ___ for their needs.
【单选题】We should try our best to the children from danger.
【单选题】秦朝为巩固统一多民族国家采取了一系列措施。其中,对我国政治制度产生深远影响的是( )
【简答题】descend v. → descent n. → descending a. → descendant n. The path ___1____ steeply into the valley. The plane began to make its final __2____ into the airport. Arrange the numbers in ____3____ order. W...
【单选题】(2014·江西赣州适应性考试)We should try our best to leave our generation a world better than________we were given.
【简答题】英译汉:We should leave the passengers a very good first impression with our sweet simle when they borad the plane.
【多选题】就《天文漫谈》介绍,以下哪些恒星属于红巨星?
【判断题】学生工作部认为,现在不少大学生都有暑期兼职,在对由800个学生构成的随机样本的调查中,发现有120个学生曾有过兼职。根据95%置信水平估计学生兼职比例的置信区间为0.15-0.16。( )