Idon’tknowwhoinventedtelephone-优题课

I don’t know who invented ________ telephone. It’s really ________ most useful invention.

A．the; a

B．/; a

C．a; the

D．/; the

科目英语题型单选题难度中等

In order to improve English listening, _______.

Twenty students from one high school were _______ such an experience.

A．enough lucky to share	B．to share enough lucky
C．enough to share lucky	D．lucky enough to share

Sometimes I was thinking about _______ my own how I could make friends with a man who had little _______ common with me.

Walter offered us a lift when he was leaving the office, but our work _______, we refused the offer.

I had walked a few steps _______ I realized that I was lost in the thick fog.