People may have fewer children than they want because
A. women are having children at a later age.
B. they are following the example of other people.
C. politicians want them to.
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请从所给的四个选项中,选择最符合左侧图形规律的一项。()
如图所示,图中的圆和半圆都两两相切,两个小圆和三个半圆的半径长都是1,则阴影部分的面积为()。
It is ________ to believe that the quantity of water keeps unchanged when it is contained
A. easy to persuade children
B. hard for most children
C. innate of most children
D. difficult for both adults and children
听力原文: My parents ran a small restaurant. The restaurant was opened 24 hours a day, seven days a week. [32]And my first .job when I was six years old was shining shoes for customers. My duties increased as I grew older. By age of ten I was cleaning tables and washing plates. My father made it clear that I bad to meet certain standards. [33]I had to be on time hard-working and polite to the customers. I was never paid for any work I did. [34]One day I made a mistake of telling Dad I thought he should give me 10 pounds a week. He said, "OK, then how about you paying me for the three meals a day when you eat here and for the times you bring in your friends for free drinks?" [35]He figured I owed him about 40 pounds a week. This taught me quite a lot.
(33)
A. Washing plates.
B. Cleaning tables.
C. Shining shoes.
D. Sweeping the floor.