—Why are you so tired?
—Well, I have _______ housework to do on weekends.
A:too many
B:too much
C:much too
D:many too
We _______pay to get into the concert. It's free.
In China, children won't until they get married.
某兴趣小组为测定实验室中一瓶久置的过氧化氢溶液中溶质的质量分数,实验测得相关数据如下图所示:
下图中山脉是各大洲重要的山脉。根据图中信息,完成下列问题。