问题
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We are quite sure that we can ______our present We
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189. What will man be like in the future—in 5,000 or even 50,000 years from now? We can only make a guess, of course, but we can be sure that he will be different from what he is today. For man is slo
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Progress so far very good and we are sure that the work will be finished on time. A. wa
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We are sure that he will get over his illn
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We are sure that he will get over his illn
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We are sure that he will get over his illn