题目内容
8.It's raining all day,so I_____ stay at home.( )| A. | must | B. | have to | C. | must to |
分析 今天下了一整天雨,所以我不得不呆在家里.
解答 答案:B.考查情态动词.句意"今天下了一整天雨,所以我不得不呆在家里.".A必须,语气比较强烈,有命令的意思.B不得不…C不正确.结合语境"今天下了一整天雨".可知,应该是不得不呆在家里.答案是B.
点评 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.要注意have to,must的不同用法.结合语境选择正确答案.
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