问题补充:
—Are you busy today?
—Yes, I have homework to do.
A. a lot
B. many
C. plenty
D. much
答案:
A. a lot
B. many
C. plenty
(答案→)D. much
解析:A. a lot 很,非常,程度副词,修饰动词或是形容词 B. many许多,修饰可数名词的复数形式 C. plenty 足够的,常构成 plenty of的表达 D. much许多,修饰不可数名词;句意:你今天忙吗?是的,我有很多作业要去做。故选D