You can’t imagine that a well-behaved gentleman _____ be so rude to a lady. 
#90510
A
might
B
need
C
should
D
would
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How he _______ get out of the prison ______ a mystery.
#87966
A
could; is
B
can; is
C
was able to; remains
D
able to; remain
The doctor said I was over-weight. If only I _____ less!
#89982
A
ate
B
have been eating
C
have eaten
D
had eaten