The money collected should be made good use __________ the people who suffered a lot in the terrible flood in Beijing on the night of July 21, 2012, which caused great losses．
A．of helping B．to help C．of to help D．to helping
I am sorry you’ve been waiting so long, but it will still be some time __________ Brain gets back from his holiday.
A．since B．before C．till D．after
— Can you explain ____ you have been late for school several times this term?
— Sorry, but it is the first time that I have been late this week.
A．why is it that B．how it is that C．why it is that D．how is it that
________ of you figures out the answer will be given a pack of candies weighting 2 pounds as a gift.
A. Anyone B. Whoever C. Those D. Who
After _________ all the difficulties, he has developed a habit of facing everything bravely, and is now living a simple but full life.
A .looking through B. going through C. looking up D. going up
President Hu Jintao urged every effort ________ to rescue and treat the injured German tourists in a traffic accident in Tianjin on the morning of Oct1, 2012.
A．is made B．must be made C．be made D．should make
