1) you must
have missed it. You should have been more attentive.
2) you
should already have talked with him.
3) he
should not have spoken so rudely. It could offend him.
4) she
should not have closed the window so quickly, it was necessary to ventilate the
room better.
5) this was
to happen. Everyone knows his absent-mindedness.
6) forgive
me for being late. Were you waiting for me for a long time?
7) I hope
you should not get up so early now; You're now working 10 minutes away from
home.
8) she was
obviously a very nice woman. Everybody speaks of her with such love.
9) I did
not go out that night, because after work Jake had to come to me.
10) so it
probably rains: look, what a dark sky.
11) you do
not need to cook dinner today, as we have dinner at a party.
12) they
probably something hotly discussed; They did not even notice how we entered.