Only when I got here _________ that I had made a big mistake.
| A．did I realize | B．I realized | C．I have realized | D．have I realized |
Tell your friend not to take the pills _______ he may have health problems in the future, _______ it is too late.
| A．cause; which |
| B．that; when |
| C．because; when |
| D．that; which |
Actually,I don't mind_______by a young doctor.
| A．operating |
| B．operating on |
| C．being operated |
| D．being operated on |
She went to the USA and _______ ever since.
| A．hasn't been heard of |
| B．was not heard of |
| C．hadn't been heard of |
| D．isn't heard of |
It's not your fault, so you needn't be _______of yourself.
| A．sorry |
| B．shameful |
| C．ashamed |
| D．apologize |
The box _______ your English learning materials is on the desk next to Mr Li's.
| A．contains |
| B．containing |
| C．contained |
| D．to contain |