| A．lesson, at | B．lessons, on | C．subject, on |
| A．shorts, a | B．short, an | C．shorts, an |
| A．Yes, she can. | B．Yes, I can. | C．No, she isn’t. |
| A．are, not | B．is, no | C．is, not |
| A．some, any | B．any, some | C．some, some |
| A．eating, Have | B．eat, Have | C．eating, Having |
| A．has | B．have | C．is |
| A．happy | B．sad | C．fine |
| A．Who | B．Whose | C．Whom |
| A．a | B．hear | C．hears |
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