英语提问Underline the main clause of each of the following sente

英语提问
Underline the main clause of each of the following sentences,and circle all the dependent marker words that mark the beginning of the subordinate clauses.In some case,there may be more than one dependent marker words:you need to circle them all.
1.On a larger scale,when a big mass of hot air meets a big mass of cold air,our hawk must take shelter from stormy weather.
2.Technical communications is the delivery of technical information to reader (or listeners or viewers) in a manner that is adapted to their needs,level of understanding,and background.
3.Varied interpretations of a work of literature may add to its universality,whereas more than one interpretation of a piece of scientific and technical writing would render it useless.
4.If you are writing a research report or a journal article,your readers will expect your review of there relevant literature to be exhaustive.
5.You should set those thought down on paper while the research is going on,before you forget them.
求这5题解答

1.On a larger scale, when a big mass of hot air meets a big mass of cold air, our hawk must take shelter from stormy weather.
main clause: our hawk must take shelter from stormy weather.
suborinate clause words: on a larger scale
2.Technical communications is the delivery of technical information to reader (or listeners or viewers) in a manner that is adapted to their needs, level of understanding, and background.
main clause: Technical communications is the delivery of technical information to reader
suborinate clause words: in a manner
3.Varied interpretations of a work of literature may add to its universality, whereas more than one interpretation of a piece of scientific and technical writing would render it useless.
main clause: Varied interpretations of a work of literature may add to its universality
suborinate clause words: whereas
4.If you are writing a research report or a journal article, your readers will expect your review of there relevant literature to be exhaustive.
main clause: your readers will expect your review of there relevant literature to be exhaustive.
suborinate clause words: your readers
5.You should set those thought down on paper while the research is going on, before you forget them.
main clause: You should set those thought down on paper while the research is going on
suborinate clause words: before