1.Jane has lost weigh.She HAS been dieting for months now
2.Everything was white when we woke up because it HAD been snowing all night.
3.I was so happy when he asked me to marry him.I have LOVED him for years.
4.That man is making me nervuos.He has BEEN STARING at me all evening.
5.Hurry up,or they WILL have sold all the tickets by the time we get there.