实力测验――21

一、

1.○

2.○

3.×

4.○

5.×

二、

1families

2children

3policeman

4glasses

5bread

6sisters

7cats

8potatoes

9watches

10leaves

三、

1milk

2Tom's

3cups

4Tom and Mary's

5piece of

6an

7sheep

8radios

9boys

10father's

四、

1These are knives

2Those are tomatoes

3We have wishes

4Those children are very lovely

5Englishmen stood there

五、

1a sister's

2a boy's

3a baby's

5a camel's

6men's

7birds'

8two days'

9John and Mary's

10John's and Mary's

六、

1the boy's leg

2the girl's key

3the cat's tail

4my father's friend

5the boy's toys

6the birds'

7the queen's servants

8the men's shirts

9the girl's violin

10John's pen