We can’t ____ the punctual arrival of trains in foggy weathe
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We can’t ____ the punctual arrival of trains in foggy weather.
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D
考查sure 用法。be sure相信;guard警惕; guarantee保证,担保;make sure确保,证实。句意:在大雾天气,我们不能确保火车能正点到达。选项A应该用be sure of; guarantee 对某事物的品质或人的行为"提出担保",对事物、商品等无质量,性能等方面的欺诈行为做出保证.故选D。
考查sure 用法。be sure相信;guard警惕; guarantee保证,担保;make sure确保,证实。句意:在大雾天气,我们不能确保火车能正点到达。选项A应该用be sure of; guarantee 对某事物的品质或人的行为"提出担保",对事物、商品等无质量,性能等方面的欺诈行为做出保证.故选D。
There are all kinds of trains in the world.Trains can 1 peop
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