问题补充:
The government spends money protecting endangered animals
A. a number of
B. many
C. large numbers of
D. plenty of
答案:
A. a number of
B. many
C. large numbers of
D. plenty of
解析:考查数词。A number of 许多修饰可数名词复数;many许多;larger numbers of 许多;plenty of 许多修饰可数或不可数;句意:政府花了很多的钱保护濒临灭绝的动物。只有plenty of 可以修饰不可数名词,所以选D项。