✔ 最佳答案
OK, let me tell u the meaning.
(The different between these 2 sentences is timing. Time is very important here. From the sentence I can tell when he left)
As soon as he had left, I arrived.
(had left = action at a particular time in the past, e.g. yesterday 3pm)
(Yesterday 3pm as soon as he had left, I arrived. ((Clear?)))
As soon as he left, I arrived.
(left/arrived = action in the past. He left, I arrived. Here show action but duno exact time frame. Only know as soon as...)
received, not receieved
As soon as I receieved an enquiry from Henry, I replied to him.
(I received, I replied immediately)
As soon as I had receieved an enquiry from Henry, I replied him.
(I received on today 2pm, I replied...)
(same thing, an action during a particular time in the past)
(the different is only timing)
Answer the following questions using information from the article an
pages 5-6.
(this sentence is ok, nothing wrong, no need to put 'by')
(answer - verb, following & using - English suffix
"-ing", a suffix added to English verbs to make a present active participle or a gerund.)
(Please write down your answer using proper information from your true knowledge)( understanding and neat, proper english)
Hope helpful