题目内容
15.E-mail,as well as telephones, an important part in daily communication.( )A. | is playing | B. | have played | C. | was playing | D. | play |
分析 E-mail,还有电话在日常交际中起着一个重要的作用.
解答 答案为A.as well as连接主语时,谓语动词与其前面的名词在人称和数上保持一致,因E-mail是单数,故排除BD,又因本题讲述一个现存的事实情况,故用现在的某种时态,综上所述答案应为A.
点评 本题考查时态和语法中的主谓一致,考生在平时应多掌握一些语法规则,确定正确的时态,选择最佳答案.
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