The doctors and nurses were very tired, ________ they still went on working.
─ did you play the piano today? ─ For five hours.
─Could I borrow some money from you, Mom? I mine. ─Sure. Here you are.
They have been doing morning exercises they up.
The tourists are all interested the Great Wall.
─You look so tired, Celia! ─Yes. I volleyball the whole afternoon.