在主句为一般过去时的句子中 as though 引导的状语从句如果用虚拟语气谓语可以不是 have done 而是 did 吗?But what else could they do on that dark winter's day when the last of
their store of grain was gone, when the trees were cut and sold, when he had
sold everything,...
1. Tom’s father died on May 1st, but the day before then he had looked pretty well. Tom’s father died on May 1st, the day before when he had looked pretty well.2. My uncle works on a farm, and in front of it there is a lake . My uncle works on a farm, in front of whic...
That, in turn, came amid an outbreak of restiveness among the developers who provide software to Apple users, and at whom the WWDC is ostensibly aimed.一个是who引导的限定性定语从句，at whom引导的是非限吗？
The number of times a cycle repeats itself within a period of time is its frequency.
这个句子a cycle repeats itself是定语从句吗？那先行词 the number of times在后面的定语从句怎么充当成分?
谢谢老师解惑！
...own, which was very kind of him. (逗号后接了which引导的非限制性定语从句) 2. The man pulled out of a gold watch, the hands of which (whose hands) were made of small diamonds. (逗号后接了of which引导的非限制性定语从句) 各位老师好，以上内容是摘自网...
...比较分句的倒装特点：He worked hard, as his brother did/worked. 从句谓语可以重复worked，也可以用did替代。He worked hard, as did his brother. 从句倒装，突出主语his brother.He worked hard, as worked his brother. 错误。worked不是操作词，不能用于比较分...
比如:He was very generous with his time, for which I am very grateful.能够把for放到grateful之后吗?He was very generous with his time which I am very grateful for.