______ you keep trying till the end, you will never know how strong you are!
#55142
A
Although
B
If
C
Unless
D
Because
推荐题目
— We can use QQ to talk with each other online.— Really? Could you please show me _______ it?
#55975
A
what to do
B
how to do
C
when to do
D
why to do
—Would you mind my___________ here?—___________. We can’t stand it!
#55152
A
smoke, OK.
B
smoking, Certainly not.
C
smoking, Of course.
D
smoking, You’d better not.