______ he became seriously ill, he still went on working.
| A．If | B．Unless | C．And | D．Even though |
of the students in our school are boys.
| A．Second-threes | B．Two-third | C．Second-twos | D．Two-thirds |
Thanks to our school program The same song , we ___________ about ten songs by the end of last month.
| A．had learned | B．have learned | C．learned | D．were learning |
I _____ peaceful countryside _______ noisy cities while my elder sister prefers _______ in the modern cities.
| A．would rather; than; living | B．prefer; to; living |
| C．would rather; than; to live | D．prefer; to; to live |
The shoes ________ that he ________ at last.
| A．cost so expensive; gave them away | B．took too much; gave them up |
| C．took such little; gave them out | D．cost so much; gave them up |
—Lucy hardly goes back to see her parents, _____________?
—__________. Instead, she chooses to write to them.
| A．doesn’t she; No | B．does she; Yes | C．doesn’t she; Yes | D．does she; No |