People were panicking when war was threatened against their country.此例句未什么是was threatened呢？是被动语态吗？按照理解不应该是war threatened。against在其中起到了什么作用呢？望各位老师详细解析一下，谢谢
The converged muscle motion profile is an open-loop control generated
through repetition and learning.
请问这个generated through repetition and learning是定语还是状语？
...ge____ A.that he should havd refused the offer B.he said“No” when we are offering C.when he said “No” D.how can he refused it 2.Do you still remember the place____you once visited a few years ago? A.where B.that C.in which D.how 3.Is this dic...
Television repairman was a common occupation.这句话中的主语是否应该用复数，如果不用复数也应是the+television repairman或a+television repairman表示泛指，但是这句话中的主语为什么只用单数，难道这里的television repairman是不可数的。
...选出最佳选项。BBy day, Robert Titterton is a
lawyer. In his spare time though he goes on stage beside pianist Maria
Raspopova—not as a musician but as her page turner. “I’m not a trained
musician, but I’ve learnt to read music so I can help Mariain in her
performance.”Mr Titterton i...