意外或不正常情况下，均可使用E-STOP键，停止运行。

（）（E-Stop）不允许被（）。 A: 按钮开关 B: 急停开关 C: 串联 D: 短接

（ ）we fail, we trying（ ）. A: Even if, will not stop,Even though, will stop,Even, will not stop,Even if, will not stop to

You’re very tired. You’d better ___. A: stop to working B: stop working C: to stop to work D: stop to work

如果MySQL服务名称为“MySQL80”，停止MySQL80服务的指令是（） A: mysql stop MySQL80 B: stop MySQL80 C: quit MySQL80 D: net stop MySQL80 E: exit MySQL80

If it is green light you can ,the red light you should .( ) A: go ;stop B: stop ;stop C: stop,go D: go;go

stop（）方法的功能是停止匹配元素正在进行的动画，它的参数设置为（） A: stop(true,false)和stop(false,true) B: stop(true,true)和stop(false,false) C: stop() D: 以上都对

It's high time that you ______ working. A: stopped B: had to stop C: shall stop D: stop

It is time to have class. We had better _____ and _____ to the teacher. A: stop talking … listen B: to stop talking … listen C: stop talking … to listen D: to stop talking …to listen

Where is the E-STOP remote control system located in the vehicle?（） A: It’s behind a car. B: It's in front of a car. C: It's on top of a car. D: It's at the bottom of a car.