The government of the country is trying to _____ the prices for foods in order to please people.

Don’t ___________ before the bus stops.

Every day a lot of water ________around us. It’s really bad for the environment.

think he is taking an active part in social work. —-I agree with you ________.

I called you yesterday evening, but nobody answered the phone. –Oh, I ___ a walk with my parents at that time.