Additional social stresses may also occur because of the population explosion or problems arising from mass migration movements — themselves made relatively easy nowadays by modern means of transport.请问如何理解粗体部分的句子？themselves 指的是massmigration movements，那themsel...
I feel pretty ancient when I see how the younger generation _______(behave). 请问是填 behave 还是填 behaves？换句话说：当 generation 用作作句子的主语时，如何确定主谓一致？它后面的谓语动词用单数还是用复数？
Some old people were seen ______ on the benches, chatting happily.A. having seated B. to seat C. seating D. seatedD 为答案，请问理由，解释一下 seated 在这种情况下是什么用法。谢谢!
Since we're now about done with the eighth grade, that, my friend, makes more than half a decade of strategic avoidance and social discomfort.疑问：that 和 my friend 在这个句子里面充当什么成分？还有这个句子的整体结构是什么样的？
... news channel, VTV, showed Maduro talking about an economic recovery, when the audio cuts mid sentence.我感到疑惑的是when引导的从句谓语用的是"cuts"而不是“cut”,请教各位老师：主句用了一般过去时，从句也应该相应用过去时态，这里为什么...
...bsp;a massive earthquake and _____ to ruins, the city took on a new look.A. reducing B. reduced C. being reduced D. having reduced这道题答案是 C，但是 being done 不是表示正在被吗？ 那不是和 Sho...
They are imaginary creatures not intended to have any reference to the real world and certainly not blackface.这里的and certainly not blackface是与not intended并列做后置定语修饰creatures还是与imaginary creatures并列相当于they are certainly not blackface，这里blackface是名...
...law contains a food recall system ___ producers have to stop production if their food fails to meet the standard.A. that B. where C. when D. which答案选B。怎么排除A呢，为什么不能看成是同位语从句...
...d markers': would and should这一章的Note[a]最后一个例句是：The journey was a disappointment to those who would have preferred to travel by road.我自己对这句话的理解是：这次旅程对于那些偏好公路来旅行的人来说是一件令人失望的事情。但是其中...
Many people lined up to hope to be the first to buy IPHONE 11 , but they all ended up - it was only a trick.A. shockedB. shockingC. disappointing themselvesD. embarrassing themselves答案是A. shocked. 表伴随，没有问题。shock 也可作不及物动词（感到震惊），因此，请...