We’ll go bike riding ________ it doesn’t rain this Sunday. 
#57312
A
when
B
if
C
until
D
because
推荐题目
This sign means “ _____.”
#57944
A
No parking
B
No U-turn
C
No right turn
D
No left turn
 _______hard work it is! And__________should I do to complete it well? 
#55452
A
What a, how
B
What, what
C
How, what
D
What, how
I won’t call you, ______ something unexpected haappens.
#57592
A
because
B
While
C
unless
D
while