Having exercise every day will do great good to your health.
A. a great many
B. plenty of
C. a great deal
D. a great number of
网友回答
A. a great many
(答案→)B. plenty of
C. a great deal
D. a great number of
解析：考查形容词短语。A项修饰可数名词复数形式；B项既可以修饰可数名词也可以修饰不可数名词。C项缺少了of，可以单独使用做状语；D修饰可数名词复数形式。本题后面的名词是exercise是一个不可数名词，选项中只有B项可以修饰不可数名词，故B正确。