Do you know whatto her ?— Yes . She hurt herself while playing soccer yesterday .

I don’t know if ______ to the party. I will let you know if ______.

Look! There is a big river. Let’s swim in it!—No, I think it’s _________ dangerous.

Nowadays people take___ exercise a day as they did in the past because of widely used automobiles.

Can you tell me _______to talk to and ________to get help when we have problems?