My mum is trying to keep_______. It’s not good for her to have too much meat.

There is a new problem involved in the popularity of private cars_______ road conditions need to be improved.

Could you join us this afternoon—Sorry, I_______. I take care of my little sister because my mother is out.

I didn’t hear the phone because my father__________TV then.

The workers will go on strike if the demands they _____ put forward are turned down.[ ]