1.        By nine o'clock, all the Olympic torch bearers had reached the top of Mount Qomolangma, ___________ appeared a rare rainbow soon. 2.        
#74690
A
of which
B
on which
C
from which
D
above which
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____ and we’ll get everything ready for the taking off. 
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A
Have one more hour
B
If I have one hour more
C
Given one more hour
D
One more hour
The most important thing_____we should pay attention to is the first thing _____I have said. 
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A
which; that
B
that; which
C
which; which
D
that; that 