________of the students in our class are from the north.
| A．Two nineth | B．Two ninth | C．Two ninths | D．Two nineths |
I used ____ papers and watch TV after dinner. But now I’m ________ a walk.
| A．to read; used to take | B．reading; used to having |
| C．to read; used for taking | D．to read; used to taking |
We should be strict _____ ourselves ____ our work.
| A．with, with | B．in, in |
| C．with, in | D．in, with |
The number of the children in the school ________ about three hundred. ________ of them________ from the countryside.
| A．is; 20 percents; are | B．is; 20 percent; are |
| C．are; 20 percent; is | D．are; 20 percents; are |
China has a history of more than five ________ years.
| A．thousands of | B．thousand of |
| C．thousand | D．thousands |
The girl ________ by the lake yesterday.
| A．saw to draw | B．was seen draw |
| C．was seen to draw | D．is seen to draw |