It _____ to chat online all day long.You’d better do something else.

Congratulations! You’ve got the first prize in the EnglishContest.—_____ it be true? It’s unbelievable!

Why didn’t you come to my birthday party yesterday evening —I ______ a wonderful football match.

I will have to close my clothes shop ________ my business improves.

The advertisement says there will be a great celebration this Sunday．—Forget it．It’s a________．