His writing is so confusing that it's difficult to make out ________ it is he is trying to express.(2011·安徽)
#78803
A
that
B
how
C
who
D
what
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 ---Be careful. You might fall into the river.---Thank you. I ________ I ________ so close to it.
#38113
A
didn’t know; am standing
B
don’t know; am standing
C
didn’t know; was standing
D
didn’t know; would standing
Sally asked________________________.
#37409
A
how could she get to the zoo.
B
how she can get to the zoo.
C
how she could get to the zoo.
D
where was the zoo.