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
答案是A and 后面的of是什么意思?句子不懂,请NN指点,我选B
upup~~~
please help us.
A正确:lie at the center of ...and of...(estimated to..作定语)
B错误:and后面没有谓语
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