—Mike, I can't find my watch anywhere.
—You ________ it while working out.
| A．may have lost | B．could have lost |
| C．would have lost | D．should have lost |
The headmaster has retired but no one knows who will________him in the post.
| A．follow | B．succeed | C．remove | D．achieve |
______ everyone here, I wish you a pleasant journey back to your country.
| A．By means of | B．On behalf of | C．In search of | D．For fear of |
— Can I help you with it?
— I appreciate your ________， but I can manage it myself.
| A．advice | B．question | C．offer | D．idea |
She has succeeded in gaining ________to the university，which the whole family are pleased with.
| A．congratulation | B．admission |
| C．cooperation | D．reaction |
People hope that measures will be taken to________house prices rising.
| A．keep | B．prevent | C．protect | D．support |