Many boys enjoy _______ football, basketball or baseball

在人文教育与科学教育的关系问上，应坚持的是________

Which do you think is ________, health or wealth？

教育科学有诸多的分支学科，其中在整个教育科学体系中属于基础学科的是：____________选择一项或多项：

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

放射免疫分析常用的分离技术有如下几种(1)_______；(2)________；(3)_______；(4)______。

体外常用照射技术有_________、_________及_________。

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.

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

在计算机科学技术发展历程中，相对来说______。