13. All the students is playing games under the tree.

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12. My mother is do the housework.

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11. Her friend drawing a horse in that house now.

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10. --Is Kate flying a kite? --Yes, she isn't.

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9. --Are the girls watching TV? --Yes, he are.

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8. --Do Sam doing his homework? --No, he isn't.

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7. --Is Tom clean the windows? --Yes, he is.

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6. --What are they doing? --They is eating.

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5. --What do Sam have? --He has a tin of chicken.

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4. We has some fish. What do you have?

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