If you had been in better health, we___ (allow) you to join them in the work.

The theory of black holes in space__ (accept) by many serious scientists and astronomers.

人际关系的类型，按内容可划分为()。

Do not let this __(say) of you. It shows an unattractive indifference to your employer and to your job.

影响人际关系的隐性要素有()。

It is essential that everything in advance.（）

封建社会的宗法关系所具有的特点包括()。

In studio recordings, new techniques made possible effects that not even an electronic band could produce .

试论述对性冲动心理的辅导方法。

In August 1977, a satellite to gather data about the 10 million black holes which are thought to be in the Milky Way.