--- What do you think if we put both John and Jack in charge of the work? --- Just John is OK. ________, you know.
The teacher talked with Jack, _______ problems was poor study habits.
It will really make no difference ________ he doesn’t come tonight.
---Excuse me, Miss. May I share your table? ---Of course. _________.
He really can’t understand _________ he said was wrong.
Expect everything to go wrong in advance, ________ you may feel at a loss when it does.