I hate traveling by air ______ you usually have to wait for hours before the plane takes off.
#31027
A
because
B
though
C
until
D
unless
推荐题目
Science fiction writers often write about _______will happen in “tomorrow’s world”.
#29984
A
why
B
that
C
what
D
how
Don’t stand by when you come across________ have difficulty in supporting their family because of serious illness.
#30364
A
Who
B
Whoever
C
Whichever
D
Whomever
The new system needs to be in operation for five months ________ it can be updated.
#30274
A
as
B
while
C
before
D
once
My father did buy the CD, ________ he actually doesn’t appreciate the music in it at all.
#30349
A
so
B
because
C
while
D
or
I was close to being killed the other day. A car passed me at ____ I thought was a dangerous speed.
#34643
A
as
B
which
C
what
D
that