Some Martian rock structures look strikingly like structures on Earth
that are known ______ by microbes.A. having been createdC. to have been createdC是正确答案,可是A和C都可以表示非谓语的动作先于谓语动词的动作,为什么不能选A?
You fail to recognize that it matters not what someone is born, but what they grow to be.这里面的you are to recognize是主谓宾,that和but引导的并列宾补,我理解的对?what 在句中做什么成分为什么not可以否定它?
... million years.MALE PROFESSOR: But observations of other star systems indicate that a disk's gas disappears more quickly than that.MALE PROFESSOR: Whatever's not drawn into planets ends up dissipated and evaporated by solar wind and radiation, from nearby stars.MALE PROFESSOR: ...
My wife likes to spend his holidays doing shopping, _______ I like to drink with my friends in my spare time.
此题的答案是while,请问可以填but吗?在这样的句子中but与while有什么区别?
...好:请教一下。例:Mostpeople seem to have more bad dreams early in the night, progressing toward happier onesbefore awakening, suggesting that they are working through negative feelings generatedduring the day. 这两个现在分词短语“progressing....”“suggesting ....”...
Unless a certain amount of time is allowed to elapse, it seems in their eyes as if the task being considered were insignificant, not worthy of proper respect. 这句中not worthy of 怎么理解啊?是not being worthy of proper respect这个形式的省略吗?是做状语吗,
Alan," said Hughie in a bad temper," and not have let me make such a fool of myself."not have let me make such a fool of myself 中的 not 是否定 have 吗?这半句是做ought to 的宾语吗?