题目内容
6.After a long walk,the old man__________be tired now.( )A. | can | B. | has to | C. | must | D. | need |
分析 翻译:经过了一段长时间的散步,老人现在一定很累了
解答 can表示会;has to表示不得不;must表示一定;need表示需要.根据语境和句意老人一定累了.故选:C.
点评 本题考查情态动词.情态动词无人称和数的变化;不能单独使用,必须与其后的动词原形构成谓语.have to表示客观上不得不;must表示主观上必须.
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