E-mail is very popular today. People hardly post letters, _________?
The food in the fridge ________ bad.Throw it away, please.
— I bought the digital camera two months ago. — You mean that you __________ it for nearly two months.
The teacher can _____ believe that Tom studies so ______.
---Would you _____ have tea or wine? ---______.I prefer coffee.
There’s _____ wrong with my computer.I’ll have it _____ .