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1) The document provides a grammar practice exercise with multiple choice and fill-in-the-blank questions about conditional sentences and time conjunctions. 2) Students are asked to complete sentences with words expressing likelihood or possibility, circle the correct conjunction in sentences, and match sentence fragments to form conditional statements. 3) The questions cover a range of grammar points including conditional sentences with "if" and "unless", time conjunctions like "until", "when", and "as soon as".