7.

1	0

i.e. All ${\displaystyle x}$ are ${\displaystyle y}$. i.e. All well-fed birds are happy.

8.

	1

i.e. Some ${\displaystyle x^{\prime }}$ are ${\displaystyle y^{\prime }}$. i.e. Some birds that are not well-fed, are unhappy; or, Some unhappy birds are not well-fed.

9.

1	0

i.e. All ${\displaystyle x}$ are ${\displaystyle y}$. i.e. John has got a tooth-ache.

10.

0

i.e. No ${\displaystyle x^{\prime }}$ are ${\displaystyle y}$. i.e. No one, but John, has got a tooth-ache.

11.

1

i.e. Some ${\displaystyle x}$ are ${\displaystyle y}$. i.e. Some one, who has taken a walk, feels better.

12.

1

i.e. Some ${\displaystyle x}$ are ${\displaystyle y}$. i.e. Some one, whom I sent to bring me a kitten, brought me a kettle by mistake.