I always sleep with windows open _______ it is too cold outside.
#55291
A
until
B
if
C
that
D
unless
推荐题目
Some physics problems in this book are _________difficult for the students _________work out.
#55219
A
so; that
B
not; but
C
such; that
D
too; to
____ it’s difficult to make her dream come true, she never gives up.
#58564
A
Though
B
Because
C
If
D
So
--_______ will the meeting last? --_______ they reach an agreement.
#55956
A
How long; Not until
B
When; Not until
C
How long; Until
D
When; Until
their problems can make them worry, I still have ways to help them out.
#56167
A
Because, so
B
Though, /
C
Either, or
D
Whether, or