应该选E吧?

平行结构 哦

4. GWD25-Q4.

Recent findings lend strong support to the theory that a black hole lies at the center of the Milky Way and of many of the 100 billion other galaxies estimated to exist in the universe.

A.     that a black hole lies at the center of the Milky Way and of

B.     that a black hole lies at the Milky Way’s center and

C.     that there is a black hole lying at the milky Way’s center and

D.     of a black hole lying at the Milky Way’s center and

E.      of a black hole that lies at the center of the Milky Way and of

仅从结构来看，A/E都平行：

A. at the center of ... and of ...

E. the theory of ... and of ...

这个题要比较句子意思是否表达得清晰有效

窃以为，E不能选的原因在于theroy后面表示的是理论的内容，所以要用that

多谢两位美女！

偶明白了