I won’t call you ______ something unexpected happens.
#22603
A
unless
B
whether
C
because
D
while
推荐题目
The secret of his success is that he does everything___________.
#24410
A
efficiently
B
curiously
C
anxiously
D
slightly
All passengers _______, please fasten your seat belts and remain seated _______ the plane is landing.
#22186
A
on board; until
B
abroad; since
C
on the board; before
D
aboard; when