_____ to his research work, the professor heardlittle about any other things.
| A．Devoting | B．Devoted | C．Having devoted | D．To devote |
A person will ____ remember the advertisement but not the name of the products.
| A．possible to | B．possibly |
| C．be possible to | D．be possibly to |
Generally speaking, children living in a city can not _____ ox ____ cow.
| A．tell an; from a | B．tell; from |
| C．tell a; from a | D．tell; from a |
The purpose of the advertisements is to ______people’s attention, _____them to buy the things.
| A．pay; attract | B．draw; persuade | C．attract; persuade | D．attract; persuading |
Staring into his eyes, I could see a _______ look in his eyes.
| A．puzzle | B．puzzling | C．puzzled | D．puzzley |
.I am here not because I want to earn money ________I want to educate the children.
| A．but | B．but because | C．but for | D．and because |