On stepping into the room this morning, I was astonished to find the floor covered with _______ looked like tiny insects.
#78985
A
that
B
what
C
where
D
when
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I wonder_________it is worth_________. 
#39257
A
that, reading
B
if, reading
C
that, to read
D
whether, to read
I didn’t understand ______, so I raised my hand to ask.
#36929
A
what my teacher says
B
what does my teacher say
C
what my teacher said
D
what did my teacher say