--Let’s go hiking in the mountains this weekend.     --______it rains.
#55574
A
If
B
Unless
C
When
D
Whether
推荐题目
It is _______easy work _____ we can finish it in a short time .
#56098
A
so; that
B
such; that
C
too; to
D
such an; that
Youwillfallbehind others     youwork hard.
#57333
A
if
B
unless
C
though
D
since
____he is tired ,_____he doesn’t stop working.
#57064
A
Though ; /
B
But; though
C
though; but
D
/ ;/