Question

____ 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

Answer 1

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