---We can't be successful _____ we keep on working hard. ---I agree with you.
#57280
A
if
B
because
C
unless
D
until
推荐题目
My Green is well known all over the town._____he goes,there’s somebody who knows him.
#55498
A
However
B
Whenever
C
Wherever
D
Whatever
—When did you finish your homework last night?—A bit late, ________ my father came back home from work.
#55411
A
though
B
unless
C
if
D
until
— Linda, shall we go and watch the Flower Festival Party in April?— we have the tickets.
#56866
A
If
B
Unless
C
Because
D
Since