----You seem to have known Dr Smith for a long time.---- That’s true. ______ he joined our club six years ago.
#32637
A
Since
B
Until
C
When
D
Before
推荐题目
You may use the room as you like you clean it up afterwards.
#31417
A
so far as
B
so long as
C
in case
D
even if
The professor, _____ some of his assistants, _____ to attend our discussion this afternoon.
#32789
A
and; is
B
as well as; is
C
or; are
D
except for; are
Don’t answer me with a simple “yes” or “no”. Explain ______possible.
#31242
A
whatever
B
whenever
C
whoever
D
however
I was in trouble,he would come to help me out.
#31487
A
Next time
B
The first time
C
All the time
D
Every time
This approach, ______ more expensive than the basic one, provides us with considerably more usage flexibility.
#31500
A
as
B
since
C
while
D
if