Showing ______ to a current or former teacher is a fair reward and an act of gratitude that will also make you feel better.
You can not imagine a child ________so cruelly.
—Ann is in hospital. —Oh, really? Iknow. Igo and visit her.
Try your best to help the people when they are in trouble, _______you will feel pleased and happy.
_____ the right decision _____ the future is probably the most important thing we will ever do in our lives.
This is a very special flower and it can ________a strong sweet perfume at night.