问题补充:
Though we have been staying up for days, there’s still work remaining to be done.
A. a large sum of
B. a plenty of
C. a large amount of
D. a large number of
答案:
A. a large sum of
B. a plenty of
(答案→)C. a large amount of
D. a large number of
解析:词义辨析。A.一大笔;多用来指钱 B.大量;许多,多用来修饰可数名词 C.大量的;修饰不可数名词 D.很多,修饰可数名词。Work为抽象名词,不可数,故选C。