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

1_____education is the instruction that occurs when the instructor and students are separated by distance or time,or both

The United States is composed of fifty states,______ are separated from the others by land or water

The examples given for the first kind are________．

According to the western culture, if one is given a compliment, he or she should say“______”.

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

Data items are added or deleted from the list only at the top of the______．

Dreams are often an elegant means of highlighting problems ______ in the present or the past.

Dreams are often an elegant means of highlighting problems________  in the present or the past．

：不管外界对大学英语四、六级考试有怎样的非议，每年的四、六级考试还是_________地进行着，不少高校的学位证书仍然与大学英语四、六级考试挂钩着，大学英语四、六级考试成绩依然神气着……当大学英语四、六级考试_________成只为一纸证书考试时，大学英语四、六级考试就已经变得_________了。 填入画横线部分最恰当的一项是（ ）。

______ are web sites that search the web for occurrences of a specified word or phrase.

It is the ability to do the job ______ matters not where you graduate from or what you are.