【判断题】( )电枢绕组或磁场绕组短路导致启动机运转无力。
【单选题】— Can I speak to Mr. Smith? — Sorry, sir. He isn’t in. You leave a message or call him later.
【单选题】关于血小板颗粒区以下哪一项错误()。
A.
含微管、微丝,与血小板形态的维持及收缩活动有关
B.
含血小板颗粒、小管系、线粒体,与血小板的凝血功能有关
【单选题】— Can I speak to Mr. White, please? — _________.
C.
That’s very kind of you
D.
I’m sorry to hear that
【单选题】. 邀请客户参加公司会议时,如果总经理坐在会议桌的末端,客户应该坐在哪里?( )
【单选题】-Can I speak to Mr. Wang, please? - [ ]