Clare has offered a _______ of $ 100 to anyone who can find her lost cell phone.

(2012·江苏)—Can I help you with it?—I appreciate your ________，but I can manage it myself.

(2013·新课标Ⅱ，14)It's an either—or situation—we can buy a new car this year or we can go on holiday but we can't do ________.

Listening to music is a good way to help us get some ______ from work pressure.

—What has ________ done since 1989?. —It has built many schools for poor children .