She is not particular _____ clothes as long as they are comfortable to wear.
| A．about | B．from | C．of | D．in |
____ of time and energy have been spent in making the earthquake-stricken areas a permanent museum to remind people how disastrous a natural disaster can be.
| A．A great deal | B．A good many | C．Large numbers | D．Large quantities |
___ we know some basic knowledge concerning AIDS, we can protect ourselves from being infected.
| A．If only | B．Even if | C．So long as | D．Unless |
--- How did you like Nick’s performance last night?
--- To be honest, his singing didn’t ___to me much
| A．accustom | B．appeal | C．occur | D．refer |
I don’t think Jack is a man to be ______ when we are in trouble. He only cares for himself.
| A．relied on | B．familiar with | C．turned to | D．based on |
____ is mentioned above, the number of students in senior high schools is increasing.
| A．What | B．That | C．Which | D．As |