----Greg should have left the party an hour ago.
------ yes, I keep telling him to go, _____ he stays any way.
| A．because | B．but | C．instead | D．however |
—______ that he managed to get the book?
— Oh, his sister helped him.
| A．Where was it | B．What was it | C．How was it | D．Why was it |
Tom has been out of work for two years, so he has difficulty______.
| A．earning living | B．earning his living | C．to earn livings | D．to earn his living |
After living in the city for 10 years he returned to the small village ______ he grew up as a child.
| A．which | B．where | C．that | D．when |
The professor has ______ 11-year-old boy who has______ gift for dancing.
| A．a; a | B．an; the | C．an; a | D．the; 不填 |
That dog ought to be destroyed it attacks any more children.
| A．until | B．since | C．after | D．before |