Susan was reading a newspaper on the train_________ a strange old man come over.
#55968
A
when
B
while
C
before
D
after
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---We can't be successful _____ we keep on working hard. ---I agree with you.
#57280
A
if
B
because
C
unless
D
until
---How about going out for a walk with us? ---I wish I could, I have to finish my homework first.
#57090
A
so
B
and
C
but
D
or
The cost of living in Chengdu is among the lowest in China, ________ the quality of life is probably one of the highest.
#56003
A
since
B
when
C
as
D
while
“Everyone thinks of changing the world, _______ no one thinks of changing himself.” A famous Russian writer once said.
#57788
A
so
B
because
C
and
D
but