There is “f” and “d” in the word “friend”.A. a; anB. a; aC. an; anD. an; a

问题补充：

There is “f” and “d” in the word “friend”.

A. a; an

B. a; a

C. an; an

D. an; a

答案：

A. a; an

B. a; a

C. an; an

(答案→)D. an; a

解析：根据f的发音的首个音标为元音音标，故选an，而d的发音的首个音标为辅音音标，故选a，故选答案为D