If you heat water, it ... , boils, boil, will boil, has boil, If you study hard,you ... the exam., pass, will pass, passed, passes, If I ... her,I will tell the news, saw, sees , see, seen, If I ... rich ,I would buy a big house, Am, was, were, have, If it.... Rain,I .... go outside, didn't/would, Do/would, didn't /will , wouldn't/will.

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