Their teacher usually gives them many --------(exercise)every dayBut they want to do much ---------(exercise)outside.用所给词的适当形式填空

问题描述:

Their teacher usually gives them many --------(exercise)every day
But they want to do much ---------(exercise)outside.
用所给词的适当形式填空

原形,much修饰不可数名词

exercises作业练习题(可数名词)
exercise运动(不可数)

But they want to do much exercise outside.
exercise 是不可数名词,只能用原型

exercises , exercise 练习题可数,运动不可数

exercises因为前面用many
exercise因为前面用much

exercises exercise