Many of us have a strange sense that we do remember feeling as if we _________in a dream, but can’t quite recall the details.

 I ______________ have passed my examination easily，but I made too many stupid mistakes．

-- I ________ to your birthday party last Sunday!-- Unfortunately, you were on business.

How ______ you say that you really understand the whole story if you have covered only part of the article ?

You ___ go to the shop.There are quite a few eggs in the fridge.