一、写出下列名词的复数形式。
1. bus
2. photo
3. tooth
4. Chinese
5. candy
6. day
7. wife
8. hero
9. child
10. woman

1. buses 2. photos 3. teeth 4. Chinese 5. candies 6. days 7. wives 8. heroes 9. children 10. women

二、用括号内所给单词的正确形式填空。
1. The elephants use their (trunk) to drink water.
2. How many (sandwich) are there on the desk? I want to eat one.
3. There are three (wolf) in the zoo. Let's see them this afternoon.
4. They like pears, but they don't like (strawberry).
5. There are several (box) on the table.

1. trunks 2. sandwiches 3. wolves 4. strawberries 5. boxes

一、根据句意及中文提示填写单词。
1. Lucy is a (爱玩的)girl.
2. The elephant is a kind of (巨大的)animal and has a long nose.
3. The meeting is very important. Everyone shouldn't be (缺席的).
4. He is a very (有礼貌的)young man. Many people like to be friends with him.
5. My mother doesn't like going fishing because she thinks it is (令人厌倦的).

1. playful 2. huge 3. absent 4. polite 5. boring

二、用括号内所给单词的正确形式填空。
1. I like pandas best because they are kind of (interest).
2. We should be (friend) to an-imals.
3. It is important for you to keep the class-room (clean).
4. The little girl is lovely and (beauty). We all like her.
5. Many people prefer to travel by plane. They think a plane is fast and (safe).

1. interesting 2. friendly 3. clean 4. beautiful 5. safe

一、用括号内所给单词的正确形式填空。
1. The teacher is writing on the blackboard when I walk into the classroom (quiet).
2. The man had a good time talking (happy) with his friends.
3. It's very late. Let's go home (quick).
4. Don't shout so (loud) in the library.
5. He can answer these questions (easy).
6. Different people think (different).
7. (sad), many wild animals lost their lives because of people.

1. quietly 2. happily 3. quickly 4. loudly 5. easily 6. differently 7. Sadly