Questions and exercises are given by the computer, which decides ______ to move the students ahead, review an easier level, ____ give more work on the same level.
#80118
A
either, or
B
both, and .
C
whether, or
D
not only, but also
推荐题目
The husband rushed to the hospital ________ he heard that his wife was injured.(2012·天津六校联考)
#29960
A
the moment
B
for the moment
C
direct
D
in a moment
In some places women are expected to earn money ______ men work at home and raise their children.
#32326
A
but
B
while
C
because
D
though
The famous scientist was going out _____ he found himself surrounded by lots of young people.
#34549
A
when
B
before
C
while
D
after
-- How about camping this weekend, just for a change? -- OK, __ you want.
#34732
A
whichever
B
however
C
whatever
D
whoever