In those days ,books could only be produced one at a time _____________.
#47111
A
in hand
B
with hand 
C
by hand
D
by hands
推荐题目
---How far is it _______ your home _______school? ----About 2 kilometers.
#47879
A
from, to
B
between, and
C
from, at
D
at, to
Some of the young men learn English________ to the radio.
#51116
A
from listen
B
from listening
C
by listen
D
by listening