Robert failed to complete his education____ he found it hard to focus on his studies.
#31887
A
although
B
if
C
because
D
while
推荐题目
I noticed the puzzled look on his face, I realized that he didn’t understand me.
#32300
A
Although
B
When
C
Unless
D
Until
All the photographs in this book，________ stated otherwise，date from the 1950s.(2012·陕西，25)
#30219
A
unless
B
until
C
once
D
if
Is this the reason____ at the meeting for his carelessness in his work?
#32522
A
he explained
B
what he explained
C
how he explained
D
why he explained
________ some teenagers don't realize is ________ difficult life can be after they get addicted to drugs.
#30309
A
What; what a
B
That; how
C
What; how
D
That; what
For many cities in the world, there is no room to spread out further, _______ New York is an example.
#79996
A
for which
B
in which
C
of which
D
from which