【2012江苏泰州】7. volunteers will give out leaflets to ask people to protect the wetlands.
A. Two hundreds B. Hundreds of C. Two hundred of D. Hundred of
【答案】B
【解析】考查数词用法。表示确数时，记数单位如hundred, thousand不用加复数。表示不确定数的概念通常用复数形式，后接of，如hundreds of表示成百的，数以百计的。
【2012 福建宁德】34. —Excuse me, which is the way to the museum?
—Sorry, I don't know. This is my_______ time here.
A. first B. second C. third
【答案】A
【解析】考查序数词的用法。从前文“Sorry, I don't know.”可以看出，这是第一次来这儿，所以用序数词first。
