It’s high time we＿＿＿＿＿＿＿ to the theater. 

If you had arrived half an hour earlier, you _____ the well-known writer in the flesh.

It’s unbelievable that such a small girl ____ have so much knowledge about computer.

You look smart in this new jacket. That old one ______ thrown away many years ago.

—Why didn't you come to Mike’s birthday party yesterday?---Well, I ____, but I forgot it.