When he ran downstairs, he tried to avoid ____by the teacher.
#93197
A
being seen
B
seeing
C
to be seen
D
to see
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In order not to be disturbed, I spent three hours _______ in my study. 
#90643
A
locking
B
locked
C
to lock
D
to be locked
____________________ to the party, Joan was greatly hurt.
#93621
A
Having not been invited.
B
Having not invited
C
Not having been invited
D
Not having invited
 I found I could easily make myself _________ by using sign language. 
#95279
A
understood
B
understand
C
to understand
D
being understood