1.I'm so sorry, I didn't REALISE you were talking on the phone.
2.Oh no! The plane is losing ALTITUDE .
3.Mike was doing the HOOVERING when the phone rang.
4.They SET OFF for Prague early in the morning.
5.He SLIPPED on the ice and hurt his leg.
6. Don't HANG out the washing yet. It's going to rain.
7.Jane was talking on the phone for AGES .
8.The police followed the FOOTPRINTS in the snow and found the child.
9.I'm sorry I YELLED at you last night but I was really angry.