They’ll be here soon ______ we’ll have some coffee

It’s not what you do once in ____ while butwhat you do day in and day out that makes ____ difference.

When you get on a bus, it’s polite towait for ________ turn.

(2013·高考江苏卷)I should not have laughed if I________ you were serious

_______ is that quilt–It’s black．