I always sleep with windows open _______ it is too cold outside.
#55291
A
until
B
if
C
that
D
unless
推荐题目
- Could you give me a hand?- Well, please tell me_______ it is first.
#55270
A
which
B
how
C
where
D
what
—______won the 100th gold at the Olympics for China? —Zhang Yining. She’s from Beijing.
#55694
A
Who
B
What
C
When
D
Where
--- How long will it be ________ the Stock(股票) Market returns to normal? --- At least one year, I guess.
#56657
A
before
B
when
C
until
D
that
It Yang Liwei about 21 hours the earth 14 times in his spaceship.
#57516
A
spent; circling
B
took; traveling
C
spent; to travel
D
took; to circle