Ann is a careful girl. She always goes over her exercises to____ there are no mistakes．
| A．look for | B．make sure |
| C．find out | D．think about |
Mom, my friends, Dave and Jack.
| A．this is | B．they is | C．he and she | D．these are |
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 |