He covered the table a piece of cloth.
#50481
A
of
B
for
C
with
D
on
推荐题目
Sound travels ______ air ______ a speed of about 340 metres per second.
#47987
A
over; in
B
through; at
C
by; at
D
through; over
He covered the table a piece of cloth.
Sound travels ______ air ______ a speed of about 340 metres per second.