—hat do you think of genetically modified food (转基因食品)? —We all think ______ is careless ______ some scientists to say it is safe before doing any experiment.
#55807
A
that, for
B
it, for
C
it, of
D
that, of
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New technologies have made ____ possible to turn out new products faster and at a lower cost.
#55753
A
that
B
this
C
one
D
it
--How much ________the red socks? --________6 dollars.
#55799
A
is; It’s
B
are; They’re
C
is; They’re
D
are; It’s
_________ my two sisters. And __________ my brother.
#55915
A
This is, this is
B
These are, this is
C
These are, these are
D
This is, these are