—How do you plan to travel to Beijing, Jack?—I haven’t made up my mind ________to go by plane or not.
#55148
A
if
B
whether
C
when
D
how
推荐题目
—Susan, what are the advantages of MP5 players?—Mom, they are smaller and lighter ______ they can be carried very easily.
#56356
A
unless
B
if
C
until
D
so that
Simon improved his way of study. ________, he has made great progress.
#58006
A
As a result
B
As usual
C
In other words
D
In all
