—Why didn’t you turn up last night, Huck? —I ____ to go for a walk, but someone called and I couldn’t get away. 
#86784
A
was planning
B
planned
C
had planned
D
would plan
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As it turned out to be a small house party, we _______ so formally.
#89126
A
needn’t dress up
B
didn’t have to dress up
C
might not have dressed up
D
needn’t have dressed up
She________the opportunity,but unfortunately she just let it go.
#86619
A
should have taken
B
must have taken
C
needn't have taken
D
can't have taken