One can’t do extreme sports _________ he or she has had some training.
#31217
A
if
B
unless
C
once
D
since
推荐题目
________ song Jay Chou sings will become popular pretty soon.
#30081
A
What
B
Whatever
C
Whose
D
Whichever
The girl _____ leg was broken in the earthquake was taken to the hospital.
#30907
A
who
B
that
C
which
D
whose
It has been 60 years ______ the two countries established diplomatic ties.
#33197
A
that
B
after
C
from
D
since
It was only when I reread his poems recently__________ I began to appreciate their beauty.
#33669
A
until
B
in which
C
that
D
so
Tom is good a student he is often praised by the teacher.
#30357
A
such; as
B
so; as
C
such; that
D
so; that