0.1 1.2 3.4 6.7________( )
A．7.8
B．8.9
C．11.1
D．9.0
参考答案：C
In our own galaxy, the Milky Way, there are perhaps 200 billion stars, a small part of them probably have planets on which life is feasible.
A．a small fraction in which
B．a small fraction of which
C．a small fraction which
D．which a fraction of
在过去的几十年来，政府的增长比经济中的其他部分快还是慢？
