The teacher came into the classroom _______ by his students. 
#97444
A
following
B
to be following
C
followed
D
having followed.
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 I like getting up very early in summer. The morning air is so good ______.
#91214
A
to be breathed
B
to breathe
C
breathing
D
being breathed
 He tried to avoid ______ my questions in class.
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A
to answer
B
answering
C
having answered
D
to have answered