The UN should﹍﹍the establishment of Iraqi government after the war, I think.
| A．take part in |
| B．play a leading role in |
| C．play a role among |
| D．play a important part for |
It’s just _____among countries to host the Olympics as to win an Olympic Medal.
| A．much as a competition | B．as a much competition |
| C．as much a competition | D．a competition as much |
Do ____ you think is right, ____ difficulties you may have.
| A．what; however | B．that; whatever |
| C．whatever; whoever | D．what; whatever |
---Why can't I smoke here?
---At no time__________ in the meeting-room
| A．is smoking permitted | B．smoking is permitted |
| C．smoking is it permitted | D．does smoking permit |
______ it is true that a student’s most important goal is to do well in his or her studies, it doesn’t need to be the only goal.
| A．When | B．As | C．While | D．Before |
He devoted most of his time to his research, believing his hard work would___sooner or later.
| A．put off | B．take off | C．come off | D．pay off |