Research _____ that over 81% of teachers are dissatisfied with their salary.
| A．contrasts | B．indicates | C．highlight | D．reveal |
Actually, information technology can ________ the gap between the poor and the rich because all can get what they want at the same time.
| A．break | B．line | C．bridge | D．combine |
He telephoned the travel agency to ________ three air tickets to London.
| A．order | B．arrange | C．take | D．book |
I'm tired out.I ________ all afternoon and I don't seem to have finished anything.
| A．shopped | B．have shopped |
| C．had shopped | D．have been shopping |
I've become good friends with several of the students in my school ________ I met in the English speech contest last year.
| A．who | B．where | C．when | D．which |
Mother wanted to be a good provider, a role she ________ since her marriage to
Father.
| A．shoulders | B．shouldered |
| C．is shouldering | D．has been shouldering |