英语提问Underline the main subject for each of the following sen

英语提问
Underline the main subject for each of the following sentences.You must underline your answer very clearly.Even one word missing will be regarded as incorrect.


Knowing that you want your writing to accomplish (i.e.your goals) before you begin a draft will greatly simplify the task of deciding what to say and how to say it.

How much you need to explain,to describe,to persuade,and so on depends entirely on the audience you are addressing.
The most frequent error committed by novice technical writers - and the most serious - is to act as though all audiences were the same.
The unrelenting tension generated by the experience reduced many of the subjects to sweating,trembling,stuttering wrecks.
Some kinds of technical writing - especially formal proposals,journal articles,and research and development reports on technical topics - require substantial research in the technical literature.


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