四 探秘途中的暖心驿站。选择合适的句子补全对话。
Chengcheng: Look at the photo. This is my cousin.
Tangtang: 1. When is his birthday?
Chengcheng: 2.
Tangtang: That's Dragon Boat Festival this year.
Chengcheng: 3.
Tangtang: Yes. We often eat zongzi on that day. 4.
Chengcheng: Haha,maybe I will have a birthday party for him. 5.
Tangtang: Of course I will. Maybe we can make a special zongzi for him.
Chengcheng: Haha,that will be fun!

1. D 2. C 3. A 4. B 5. E

五 探秘途中的自然观察站。阅读蚕宝宝的成长日记，判断句子的正(T)误(F)。
Baby silkworms(蚕宝宝)
Amy has lovely baby silkworms. Read Amy's diaries.

()1. The baby silkworms look like little ants on April 1st.
()2. The silkworms eat flowers from morning to night.
()3. On April 22nd, the silkworms are sloughing.
()4. The cocoons are only white.
()5. The silkworms change into moths when they are 30 days old.

1. T 2. F 3. T 4. F 5. F