Children’s brains can’t develop properly_______ they lack protein
#80031
A
when
B
since
C
because
D
unless
推荐题目
The job is great in terms of salary . It has its disadvantages, _______ .
#33823
A
though
B
however
C
even
D
therefore
That dog ought to be destroyed ______ it attacks any more children.
#31233
A
until
B
since
C
after
D
before
—Do you have a minute？I've got something to tell you.—OK，________ you make it short.
#30439
A
now that
B
if only
C
so long as
D
every time
She had golden hair when she was a child, but_________ she got older and older; her hair went darker and darker.
#79955
A
while
B
when
C
after
D
as
--- Tom, wait a minute. --- What for? --- Take an umbrella _____ it rains.
#32881
A
in order that
B
so that
C
in case
D
as if