While the soldier’s idea was interesting, the system was too difficult to be ____.

This computer looks very similar to that one, but the salesman charged me almost_______ for it.

 —I have telephoned him twice but I couldn’t get through.—I think that the line _____ be being worked on today.

 These stories are about the everyday life of ordinary people who         the great dangers in China over the past few years.

The careless driver is _______ for the traffic accident_______ yesterday.