— I don’t understand why you didn’t go to the lecture yesterday afternoon.
—I’m so sorry. But I _________ my homework.
| A．had done | B．was doing | C．would do | D．am doing |
He ______ at the meeting, but his heart attack prevented him.
| A．will speak | B．is going to speak |
| C．had to speak | D．was going to speak |
Remember to send me a photo of us next time you ______ to me.
| A．are writing | B．will write |
| C．has written | D．write |
--- I ______ so busily recently that I ______ no time to help you with your math.
--- That’s OK. I can manage it by myself.
| A．have been working; have |
| B．have worked; had |
| C．am working; will have |
| D．had been working; had had |
--- Oh, dear. I forgot the air tickets.
--- You ______ something.
| A．have left | B．are always leaving |
| C．are leaving | D．always left |
I don’t understand how you got a ticket. I always _____ you _____ a careful driver.
| A．think;are | B．am thinking, are | C．thought, were | D．think, were |