Our English teacher is_______ the classroom.She is writing on the blackboard.
#38441
A
on
B
under
C
in front of
D
in the front of
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I can’t go out because it’s snowing heavily.
#43267
A
because it snowy.
B
because it snowed heavily
C
because of the heavy snow.
D
because of the heavily snow.
 —_________ did he play soccer? —About 3 hours. 
#42313
A
How many
B
How much
C
How often
D
How long
----Must I put my bike here? ----No, you           .
#40579
A
don’t have to
B
can’t
C
mustn’t
D
don’t need