题目内容
3.Cars,bikes and people ____ stop when the traffic lights are red.We should obey the rules.( )| A. | may | B. | might | C. | can | D. | must |
分析 当红灯亮的时候,汽车、自行车和人们都必须停下来.我们应该遵守交通规则.
解答 正确答案:D.四个选项都是情态动词,A是"可能、也许",B是may的过去式,其事情发生的可能性要比may小.C是"能、会、可以".D是"一定、必须".根据句意及生活常识可知"当红灯亮了,行人和车都必须停下来",所以正确答案是D.句中obey the rules是"遵守规则"之意.
点评 本题考查情态动词词义辨析,根据生活常识即可作出判断.
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