ou going to invite Jack to our party—No, but he’s welcome to come along, ______ that he behaves himself.

You should spend more time ______ the lessons.

How is your business _______recently?I haven’t heard from you for three months.

What is the best way __________ thequestion

at changes have taken place in thatschool. It is no longer ______ it was 20 years ago, _____ it was so poorlyequipped.