— Thanks for your help, but can you do me one more favor, please?
— ________, Sir. What’s it then?
| A．Just a minute | B．It’s very nice of you |
| C．That’s all right | D．At your service |
She was surprised to find the house _____ into when she went back home.
| A．broke | B．broken | C．break | D．breaking |
His novel has ________ him such a reputation.
| A．earned | B．won | C．obtained | D．acquired |
Cloning an animal is a complex ________ that can go fatally wrong at any stage.
| A．process | B．regulation | C．step | D．method |
________ is as much an art as it is ________ science.
| A．Cloning; a | B．Clone; / | C．To clone; the | D．Cloning; the |
My ________ of this weekend’s activity is going out with some good friends.
| A．idea | B．opinion | C．mind | D．thought |