---I heard that he grew worse after taking the medicine．
---Yes．He was ___________to it．
| A．flexible | B．allergic | C．disappointed | D．delicate |
_____ he is determined to do something, no one is able to make him ______.
| A．Once; give up | B．Although; give in |
| C．As long as; give out | D．If; give away |
Rather than ______ on a crowded bus, he always prefers _______a bicycle．
| A．ride; ride | B．riding; ride | C．ride; to ride | D．to ride; riding |
_____ of the students who took part in the military training is 450.
| A．A number | B．A lot | C．Lots | D．The number |
The roads are crowded______ walking to work is even quicker than driving.
| A．in order that | B．so that | C．so as to | D．in order to |
Rather than ______ at home, he prefers ______ out to play football even on a cold day.
| A．to stay; to go | B．staying; to go | C．stay; to go | D．staying; going |