题目内容：

将下列句子中的汉语部分译成英语，注意使用适当的形式。

1.People may work                           in 100 years.  (在太空)

2.It's very cold outside. You'd better put on your coats to ____________________ the wind. 

(不让…….进入)

3.Be quiet! All the students are reading in the library                         (沉默地)

4.Students                                  wear uniforms on school days.  (被要求)

5.The old man                                selling newspapers. （谋生）