一、看图，写出下列图片对应的可数名词的复数形式。
1.

________
2.

________
3.

________
4.
________
5.
________

1. tomatoes 2. strawberries 3. eggs
4. sheep 5. knives

二、选择合适的单词完成句子。
1. Look at these ________(potato/potatoes). They are so big!
2. How many ________(classes/class) are there in your school?
3. The rabbits like to eat ________(carrot/carrots).
4. I buy some ________(sandwiches/sandwich) today.
5. In autumn, ________(leaf/leaves) fall from the trees.

1. potatoes 2. classes 3. carrots
4. sandwiches 5. leaves

三、根据生活实际，选择合适的单词完成下列句子，注意大小写。
dogs cows horses cats hens
1. ________ can run fast and help do farm work.
2. ________ can lay eggs.
3. ________ can look after the houses for people.
4. ________ can produce(生产) milk.
5. ________ can catch mice(老鼠).

1. Horses 2. Hens 3. Dogs
4. Cows 5. Cats