为什么放句首只能是As was expected 而不是As it was expected.还有讲一下如何理解非谓语,有人说只要作状语,就直接加分词,不加was is are 啥的.这种说法具体讲讲吗.或者说你是如何判断非谓语的,如何

为什么放句首只能是As was expected 而不是As it was expected.还有讲一下如何理解非谓语,有人说只要作状语,就直接加分词,不加was is are 啥的.这种说法具体讲讲吗.或者说你是如何判断非谓语的,如何 ancient china was also a time there were many great thinkers处为什么只能填when,那as不行吗 Frank was telling me about his experences as a young man.的句子成份?as做什么词,起何作用?Frank （主语） was telling （谓语） me（直接宾语） about his experences as a young man（介词短语作间接宾语,）.about his expe When he was only 14 years old,William Kamkwamba阅读理解答案When he was only 14 years old,William Kamkwamba started to dream up a windmill that would produce electricity for his village in Malawi in Africa.What was the trouble?As Malawi was expe as和that的区别.The house is not the one that i was when we lived in it.这里that能不能换为as？如果不行，为什么？as和that有什么区别？各用于什么？是不是表语从句连接词只能是that？ 请问Much _____(我感到遗憾),I was unable to finish the work on time.§ 答案为regret as i felt.但是这题的考点是句型adj.+as+主语+谓语.regert只能做n./v.而形容词是regretful,为什么答案给的还是regret, （ ）she was very braveA.Girl as she was B.As she was a girlC.A girl as she was D.Girl as was she为什么选 A 定语从句 she was not the woman that she was beforeshe was not the woman__she was before.b that c who d as 答案是that ,为什么不能是who 或as 请讲解 I returned to my ship as the sun was setting 请问可以用when代替as吗?为什么?as是引导词吗? as作“像”讲,只能是AS +adj./adv+as么? 为什么电动势只能是正值? (poor as Paul was ),he remained honest.（）里为什么这样用为什么不用as poor as paul was as was arranged 和 as arranged为什么有时候又was,有时候又没有? as I soon learnt,he was English himself.为什么要用was.as , He did the experiment as he was told.为什么要用as?as在这是啥意思? 介词后面的动词Their chief aim was to create somewhere that was as environmentally- friendly as possibly.这句话中的was已经是动词了为什么后面的create还是动词? As she___the newspaper,Granny___asleepA:was reading;fellB:was reading;was falling为什么不选B as was expectedAs was expected,they were happy to see that.中的was可否去掉?为什么?