问题 选择题

____ educational CD-ROM has just come out. _____ CD-ROM is called ‘Dora Explorer’.

A.A ; The

B.An ;The

C.The ; The

D.The ;A

答案

答案:B

第一次提到某物时,要用不定冠词a或an,根据本题后接的单词的首个音标为元音音标,故用an,第二次再提到该物时,要加定冠词the,故选B

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