---Do you mind if I smoke here?---_______, actually.
.. After going into the concert hall, the mother _________ a friend and went over togreet him.
.He _________ at once when I promised to help him.
.All finished, we sat down to enjoy _________ we thought was the most delicious dinner.
.. Once fighting _________ between the two villages and many people were killed.
.—My boss punished me this morning.—Why? You’ve done nothing wrong, _________ I can see.