I’m _______ building a new zoo because I think zoos are terrible places for animals to live in.

Not only my friend but also I __________ interested in football. What about you— I like playing basketball.

why didn’t you go to work today—Oh, the manager said he no longer wanted to see meagain; _____, I was fired

I can think of many cases ______students obviouslyknow a lot of English words and expressions but couldn’t write a good essay .

You are supposed ________ the work yesterday but you forgot.