The railway was opened＿＿＿＿＿＿traffic＿＿＿＿＿＿＿ April 4, 1985.
#28749
A
to； on
B
to； in
C
by； on
D
for； on
推荐题目
_____ three influenza type A virus subtypes（子类型） have been found in pigs．
#27191
A
By far
B
As far as
C
So far
D
Till far
I want you to grow up in a world with no limits on your dreams and no achievements _____ your reach.
#25582
A
on
B
of
C
beyond
D
within
Many people who were once _______ now get better jobs after further education.
#25595
A
out of trouble
B
out of work
C
in ruins
D
in need
_____ the moonlight they cooked the meat _____ an open fire.
#28297
A
To; over
B
From; in
C
In; near
D
By; on