题目

Most parents forbid their children_______ much time ______ TV. They think it's a waste of time. A . to spend; to watch B . spending; watching C . to spend; watching D . spending; to watch 答案：C2．小丽家这个月比上个月节约用水$\frac{1}{11}$，则小丽家这个月的用水量是上个月的$\frac{10}{11}$．