Our teacher told us light (光) _________ much faster than sound .
#36503
A
travels
B
traveled
C
had traveled
D
will travel
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Cindy shut the door heavily and burst into tears. No one in the office knew _____ she was so angry.
#78927
A
where
B
whether
C
that
D
why
—Can you tell me ________ to send this postcard to New York by airmail?—Let me check. Oh，it’s one dollar.
#39022
A
how long it takes
B
how much it costs
C
who can help me
D
if there’s a post office
You must notice ________ the emergency exit is when you enter the building.
#78788
A
which
B
where
C
what
D
in which
—Excuse me, Could you tell__________? —Yes. Go along this street and you will find it on your left.
#37348
A
where is the museum
B
which is the way to the museum
C
how far is the museum
D
how can I get to the museum