【单选题】Thomas said that he was late because he was caught in a traffic jam. That was a s tory.
【单选题】如图所示,重物 M 沿竖直杆下滑,并通过绳带动小车沿斜面升高。问:当滑轮右侧的绳与竖直方向成 θ 角,且重物下滑的速率为 v 时,小车的速度为
【单选题】Peter said that he was late because he was caught in a traffic jam. That was a __story
【单选题】下面关于对象的说法中,不正确的是( )。
【简答题】完型填空。 John is a famous writer now. But he said that he was not a 1 student when he was young. He was often late for 2 and didn't like doing his homework. Sometimes, he slept in class while the teacher...
【单选题】He said he was late for work yesterday, _______?
【多选题】以下关于砖基础与砖墙的五种说法中错误的有()。
A.
砖基础清单项目组成子目为基础混凝土垫层、砖基础、防潮层等
D.
砖砌挡土墙,2砖以上执行砖基础定额;2砖以内执行砖墙定额
【单选题】下面关于对象的说法中,不正确的是( )。