The father seldom had time to share with his children, because he devoted most of his time _______ research in his lab.
| A．to do | B．to doing |
| C．doing | D．done |
The manager promised to keep me of how our business was going on.
| A．to be informed | B．to inform | C．informed | D．informing |
______ from what he said, he hasn’t ____ life here.
| A．Judged, got accustomed to | B．Judged, accustomed to |
| C．Judging, got accustomed to | D．Judging, accustomed to |
_____ we move the picture over there? Do you think it’ll look better?
| A．Until | B．What about | C．As long as | D．What if |
He must have gone out. I heard the noise of the door ______when I was still in bed.
| A．being locked | B．to lock | C．locking | D．having locked |
We think it possible _____ the local government will be able to solve the housing problem.
| A．what | B．that | C．when | D．how |