【推荐1】A reporter from CCTV had __________ interview with Ren Zhengfei, __________ president and founder(创办者) of Huawei Technologies Co. He said, “To compete with the United States, we have to improve education.”

A．an; the

B．an; /

C．an; a

D．/; /

【推荐2】This is _____ pencil. That is ____ eraser.

A．a; an

B．an; a

C．a; a

【推荐3】When you are riding ________ bike, think about the risk of ________ accident.

A．the; an

B．an; the

C．a; an

D．an; a

【推荐1】Though he is _____ ugly boy, yet he often comes _____ first in the exams.

A．a; /

B．an; /

C．an; the

D．a ; the

【推荐2】---What color is it?
—It’s _______ orange. It’s         orange ruler

A．an an

B．an 不填

C．不填，an

【推荐3】I think it’s ________ useful advice, and I remember not to speak loudly in ________ public.

A．a; an

B．an; a

C．a; /

D．/; /