【单选题】He took a second driving test and finally ________.
A.
succeeded in passing it
【简答题】设指数函数 是 上的减函数,则 的取值范围是
【单选题】反应堆里与安全有关的各种控制系统,同时有几台仪表各自独立地进行同一参数的监测。当三台或四台仪表中有()台同时发出停堆信号,才会自动停堆。
【判断题】在拨道控制系统中根据输入的各种参数形成总拨道信号,再有总的拨道信号与液压伺服阀构成闭环控制。
【单选题】When we finally (finished) the (tiring) journey, we could (not hardly) move a step (further).
【单选题】Their plan was ____. With it we had little trouble in finishing the work.
【单选题】. We have finally finished it! When ______ the job if we had started it a week earlier?
C.
could we have finished
【单选题】The effort to prevent the tower from leaning, ____ we had expected, was a great success.
【单选题】Sulzer RT-Flex柴油机电控共轨燃油系统的优点是________。1燃油油耗低,经济性好 2通过控制燃烧,能够同时满足排放和经济性对燃油系统的要求 3采用电磁阀控制喷油,其控制精度高 4具有集中监控各种参数的功能