This is story I’ve told you about．Isn’t it interesting one?A. the; theB. a; anC. the; an

问题补充：

This is story I’ve told you about．Isn’t it interesting one?

A. the; the

B. a; an

C. the; an

D. an; the

答案：

A. the; the

B. a; an

C. the; an

D. an; the

解析：第一个空是特指，所以用the;第二个空是泛指，表示一类且以元音音素开头，故选C。