______ do you exercise –Three times a week.

Must I finish my homework now, Mum –No, you ________.

Most experts agree that human activities such as the clearing of large areas of forests, and farming on a large scale _________ the problem of global warming.

I’m going to Hawaii with my aunt this month for my holiday.—_____!

Meat isn’t really dangerous, is it —Oh! _________! It’s not at all good for ourhealth.