______ acupuncture developed, the simple “bian stones” were replaced first by stone and pottery needles, and ________ by metal needles.
#22995
A
As ,eventually
B
With, eventually
C
With, accidentally
D
As,accidentally
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The H1N1 flu spread very quickly at the beginning, __________, many people were ill.
#24398
A
therefore
B
instead
C
in advance
D
however
The new group of students is better-behaved than the other group who stayed here _____.
#24737
A
early
B
earlier
C
earliest
D
the earliest
---You aren’t looking well. Anything the matter?---I’ve been surfing the net too long. I’m a bit tired.I can hold on,____.
#22844
A
though
B
yet
C
besides
D
therefore