| A．at | B．on | C．in |
| A．am | B．is | C．are |
| A．My mother teach my English at 8:00 pm |
| B．My mother teaches my English at 8:00 pm |
| A．I go to school at about 9:30 am. |
| B．I go to bed at about 9:30 pm. |
| A．School begins at 8:00 in the morning. |
| B．School is over at 8:00 in the morning. |
| A．at | B．from | C．about |
| A．at | B．in | C．on |
| A．In | B．for | C．at |
| A．of | B．about | C．On |
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