| A．its | B．it’s | C．it |
| A．It’s eating lunch. | B．They’re eating lunch. | C．They’re eat lunch. |
| A．Talk quietly | B．Keep your desk clean | C．Work quietly |
| A．at | B．on | C．to |
| A. Keep to the right. B. They’re eating dinner. C. No, she isn’t. D. She is listening to music. E. I’m drawing a picture. |
| A．It is so cute. | B．They’re playing. | C．It’s playing with its friends. |
| A．OK. | B．Thank you. | C．No. |
| A．is; they | B．are; their | C．are; theirs |
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