Many boys enjoy _______ football, basketball or baseball

Which do you think is ________, health or wealth？

_______________will not continue if an ongoing operation is changed or deletedA、

空气流量传感器的结构形式可分___、___。

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

Which do you think is _________________important, health or wealth?

And they can ______their passports______，making leaving or “escaping” virtually impossible.

?AT(”大学”，“北京语言文化学院”)的答案是_________。

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

教师是教育者，教师职业是促进__________的职业。

散文就其表现形式，可分______________、______________、_____________三类。

1990年，美国麻省理工学院斯隆管理学院的彼得·圣吉教授出版了一本享誉世界之作，引起世界管理界的轰动，这就是________。