Without the ‘ greenhouse effect’, the earth ____ be about thirty-three degrees Celsius cooler than it is.
#87137
A
should
B
would
C
will
D
must
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I wish I        what to do.
#87823
A
new
B
ave known
C
now
D
ill know
-Oh, it’s you, Steve! I ______ you.   -No surprising. I’ve just had my hair cut. 
#87982
A
don’t recognize
B
haven’t recognized
C
didn’t recognize
D
hadn’t recognized
The people from all over the world demand that reforms______.
#88091
A
have been done
B
be done
C
are done
D
might be done.