The drug came under strong attack from _______ professional observers, who had been backed up by many doctors.
| A．confused | B．confusing | C．concerning | D．concerned |
What is your opinion on Miss Liu’s request that we______spend half an hour reading English aloud every morning?
| A．must | B．should | C．would | D．shall |
Because the lights happened to ______, no one noticed the thief enter our bedroom.
| A．go through | B．go into | C．go on | D．go out |
_____ first voyage of the ship ---- Titanic was not ______ success.
| A．The, a | B．A, a | C．A, the | D．The, the |
---- Johnson, how are you getting along with your new guys?
---- _____. I have known them all.
| A．Very kind. | B．Very well. | C．Very pleased. | D．Very comfortable. |
-- Mr Smith ,What shall we do next?
-- Let students ___________for discussion.
| A．swept the floor | B．build the floor | C．open the floor | D．took the floor |