We know that 80 of the cases of blindness can .
| A．per cents; cure | B．percent; cured | C．per cent; be cured | D．percent; are cured |
This is Mr. Black and my English teacher.
| A．this is | B．she is | C．he is | D．it isn’t |
--- Hi, Dave, this is Jack. ---.
| A．Excuse me | B．OK. |
| C．Hello，Jack．Nice to meet you. | D．Good |
Thank you your oranges.
| A．at | B．on | C．for | D．in |
Please call me Mary___256-7893.
| A．in | B．at | C．to | D．of |
—What's your name? —________
| A．Thank you. | B．It's Gina. |
| C．This is Gina. | D．My name is Gina. |