GWD25-Q4.

zengzihao

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

想问的是B 为什么不对呢 A THEORY THAT... AND (THAT)....

phdmass

B更简洁吧，如果是A的话 and of many of the.....不觉得冗余么？

leslieliu

是A 啊~~很对称~at the center of...and (the center) of...

leslieliu

B and前后一个是句子一个是名词短语~

nimingxia90

B的那个and不知道和谁对称有歧义

zengzihao

 前一个是句子后一个是短语 是有可能对的
比如这道
Over the course of the eighteenth century, the average output of ironwork tripled as a result of several improvements in blowing machinery and because coal replaced charcoal as the fuel used in the smelting of iron ore.
A.Over the course of the eighteenth century, the average output of ironwork tripled as a result of several improvements in blowing machinery and because coal replaced charcoal as the fuel used in the smelting of iron ore.
B.Over the course of the eighteenth century a tripling in the average output of ironwork was due to the replacement of charcoal by coal for the fuel used in the smelting of iron ore, in addition to several improvements in blowing machinery.
C.With charcoal’s being replaced by coal as the fuel used in the smelting of iron ore and several improvements in blowing machinery, the average output of ironwork tripled over the eighteenth century.
D.The replacement of charcoal with coal for the fuel used in the smelting of iron ore and several improvements in blowing machinery, the average output of ironwork tripled over the eighteenth century.
E.Charcoal being replaced by coal as the fuel used in the smelting of iron ore, and several improvements in blowing machinery, which tripled the average output of ironwork over the course of the eighteenth century.
A

zengzihao

确实是不知道和谁对称啊