题目内容
13.---Advertisements sometimes help people learn more about new products.---But sometimes ads ________tell lies.( )
| A. | had better | B. | should | C. | must | D. | may |
分析 --广告有时帮助人们了解更多新产品.
--但是,有时广告可能是谎言.
解答 答案:D.选项的意思分别是:had better"最好",should"应该",must"必须",may"可能".根据上句中描述广告的优点,而本句是说其缺点,再根据其中的sometimes可知,本句的意思应是一种可能性,应用may.故选D.
点评 本题考查了情态动词的用法.解答时注意了解句意以及所给选项的意思并作出正确选择.
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