I’ll be publishing my results only when I have _________ my research.
| A．concerned | B．connected | C．conducted | D．concluded |
Lucy was quite happy to lose sometimes，because that was __________ she would learn to win on really important occasions.
| A．how |
| B．why |
| C．that |
| D．what |
—Look,here comes your dream girl. Invite her to dance.
—______What if she refuses me?
| A．I don’t know | B．Why me? |
| C．With pleasure | D．So what? |
Evdence has been found through years of study______children’s early sleeping problem likely to continue when they grow up.
| A．why | B．how | C．whether | D．that |
The headmaster will not permit the change in the course,nor______it a thought.
| A．does he even given | B．he even gives |
| C．will he even give | D．he will even given |
It was 80 years before Christopher Columbus crossed the Atlantic______Zheng sailed to East Africa
| A．when | B．that | C．after | D．since |