How time flies! It’s almost three years _______ we met last time.
#57893
A
when
B
before
C
while
D
since
推荐题目
I will never forget that terrible accident _______ it happened so long ago.
#58094
A
even though
B
so that
C
only when
D
ever since
You won’t feel happy at school _________ you get on well with your classmates.
#55297
A
though
B
when
C
unless
D
because
—Would you like to go for a walk with me, Allen?—I'd love to, ________you don't want to go alone.
#58269
A
until
B
before
C
if
D
after