解析　devotion奉献； donation捐献； selection选择； graduation毕业。句意为：如果你想向我们的慈善机构捐赠，请通过打电话或发邮件和我们联系。make a donation to向......捐赠。根据句意可知选B。

3．The rest of the time which they spend at school is used for independent study.

他们在校的其他时间用于自学。

(1)independent adj.独立的，自主的

be independent of sb.不依赖某人；不受某人的影响

(2)independence n．独立

(3)dependent adj.依靠的，依赖的

be dependent on/upon sb./sth.依赖某人/某物

(4)dependence n．依靠；依赖

(1)She struggled for the independence of her country all her life.

她为自己祖国的独立而奋斗终生。

(2)I'll never be dependent on/upon anyone again.

我再也不依赖任何人了。

[一句多译]

(3)十二岁时，我就开始独立生活了。

①At the age of twelve，I began to live a life independently.(independently)

②At the age of twelve，I began to live a life of independence.(independence)

[单项填空]

(4)Now he is 20 and decides to be independent his family.

A．in B．of C．on D．with