The students _____ are hard-working and ready to help others should be praised.
—Hi, Kathy! Any plans for tonight? —Not yet, Tim. I ________ where to go for dinner.
Mary ________ as a secretary in this company for twenty years and now she stays at home taking care of her own garden.
They ________ to go shopping in the downtown district, but they cancelled it because of a hard rain.
—Alas! I have left my key to the office in my car. —Don't worry. I ________ it for you. Wait a minute.
—Did you enjoy meeting your old schoolmates at the party last week? —Yes, I did. We ________ each other since we graduated from college.