He failed the mid-term examination and only then________how much time he had wasted.
| A．he realized | B．did he realize |
| C．he had realized | D．had he realized |
— Come on, please give me some ideas about the project.
— Sorry. With so much work ______ my mind, I almost break down.
| A．filled | B．filling | C．to fill | D．Fills |
I don’t allow ______ in my office and I don’t allow my family ______ at all.
| A．smoking; smoking | B．to smoke; to smoke |
| C．smoking; to smoke | D．to smoke; smoking |
Tom is really ______! Working with him in the same office, I don’t think I’ll get ______.
| A．amusing; boring | B．amusing; bored |
| C．amused; bored | D．amused; boring |
— What do you do, Lucy?
— I’m a secretary in a foreign company now, but I ______ English in a high school for 10 years.
| A．teach | B．am teaching |
| C．have taught | D．taught |
— Have you seen ______ film before?
— Yes. I saw it on ______ Christmas Day, but I can’t remember the exact year.
| A．a; a | B．a; the | C．the; a | D．the; the |