【简答题】从计算机的角度讲,计算科学的本质就是 。
【单选题】Look! the ground is wet. It must have rained last night, _______?
【单选题】Look! The ground is wet. It must have rained last night, ________?
【单选题】某高层住宅楼的年预计雷击次数为0.08次,当建筑物高于( )时,应设置防侧击雷防护措施。
【单选题】-The ground is wet. -It must have rained last night,_____? [ ]