There were only __________ as ten years ago on the hill.
| A．as one third trees | B．as a third many trees |
| C．one third trees as many | D．a third as many trees |
--Have you _your debt?
---Yes, we worked day and night to _____.
| A．paid off, pay for them | B．paid for, pay them |
| C．paid, pay for them | D．paid for, pay them off |
Don’t ______ a trick on the little girl. She is very shy.
| A．take | B．have | C．give | D．play |
I ______ her, but I never could.
| A．ought to help | B．must help |
| C．ought to have helped | D．must have helped |
In the old days, many poor people had no food ______ and no rooms______.
| A．to eat, to live | B．to eat, to live in |
| C．eating, living | D．eating, living in |
I don't think the watch will ______ much. It is ______ $30 at most.
| A．cost, worth | B．worth, cost | C．spend, worth | D．worth, spend |