The number 9.11 is a special number, , I think, that will be remembered by the Americans forever.
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推荐题目
When deeply absorbed in work, ________ he often was, he would forget all about eating or sleeping.
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By 16:30, ______was almost closing time, nearly all the paintings had been sold.
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(2013·临沂二模)________ is often the case with old people, my grandfather is fond of doing morning exercise.
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The Roman alphabet is a Greek invention, ______ is the marathon, a long distance race created in honour of a Greek soldier.
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