题目内容
16.In 1879,Thomas Edison made the first light bulb,the bulb be used in people's homes.( )A. | could | B. | should | C. | may | D. | must |
分析 在1879年,托马斯爱迪生制作了第一个灯泡,这种灯泡可用于人们的家里.
解答 答案:A.could可以,can的一般过去式形式;should应该;may没有;must一定,必须,根据In 1879,可知这是一个表示过去时间状语,所以动词应该相应的用过去式.could可以,能够,can的一般过去式形式.这里是指这种灯泡可用于人们的家里.故选A.
点评 本题考查了情态动词的用法.熟知句意以及所给选项的意思是解答本题的关键.
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