—You didn’t invite Mary to the ball?—____ her, too? 
#89489
A
Must I invite
B
Should I have invited
C
Must I have invited
D
Should I invite
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If the dog hadn’t woken us, we wouldn’t have noticed the fire and it _______ to the house next door.
#87868
A
could spread
B
should have spread
C
would spread
D
might have spread
___ , we would have taken raincoats with us.
#89062
A
Had we known
B
We had known it
C
If we were known
D
If we know
 – Mary was crying sadly.  -- Oh, she ________ the bad news that her mother was badly injured in the accident.
#87842
A
must know
B
might have known
C
must have known
D
should have known