All people, whether they be rich or poor, strong or weak, privileged or deprived，are interdependent, and _______ the common task of seeking to achieve mankinds full potential

Many boys enjoy _______ football, basketball or baseball

－ What does the sign over there read － “No person ________ smoke or carry a lighted cigarette, cigar or pipe in this area”

Which do you think is ________, health or wealth？

29．__________ when you are on the bus or bike．

Which do you think is _________________important, health or wealth?

IE收藏夹中保存的内容是________。

Either he or I ______to the airport.

下列关于Internet Explorer浏览器收藏夹的叙述，错误的是______。

Duty is an act or a course of action that people __________you to take by social customs, law or religion.

Hurry up, or you ______ catch the train.

使用IE浏览器浏览网页时，将网页中的图片保存下来的常用方法是______。