Experts are trying to work out a plan to deal with the problems caused by global warming ______ it is too late.
#31459
A
when
B
if
C
before
D
until
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--- May I go and play with Dick this afternoon, Mum?--- No, you can’t go out _____ your work is being done.
#31631
A
before
B
until
C
as
D
the moment
—Some Chinese students find it hard to get used to the life in London. —Exactly, ______ they’ve learnt a lot about the city before.
#32267
A
if
B
now that
C
as though
D
even though
—How long do you think it will be___ the Stock Market returns to normal?—At least one year, I guess.
#32339
A
before
B
when
C
until
D
that
His best movie was about the life of Gandhi in India, ______ won several Oscar awards.
#30838
A
where
B
who
C
which
D
that
The earth became so violent that it was not clear_________ the shape would last or not.
#32770
A
if
B
how
C
whether
D
why