1 . 【预习导学-新知准备】
根据句意及首字母提示完成单词。
1. I don’t like lemons because they are too ________.（酸的）
2. Lucy and Lily are twins. People often ________ them for each other.（错当做）
3. For a restaurant, ________ are the most important.（顾客）
4. The fish was too ________ because my mom put too much salt on it.（咸的）
5. We often put the food into the ________ to keep it fresh in summer.（冰箱）

2 . 【预习导学-新知准备】
根据汉语提示完成单词。
1. The tiger is looked as the ________（统治者）of this forest.
2. Most students went to the playground. Only a few ________ (剩下)to clean the classroom.
3. Alice is without ________(怀疑) the best student in our class.
4. The dragon is treated as a ________ (民族的)symbol of the Chinese.
5. Mother is ________(煮沸) the milk for the baby.
6. The boy lost his parents during the last year’s ________(地震).
7. The students were asked to ________(翻译) the story into English.
8. The police found the lost boy under the destroyed house through an ________(仪器).
9. I only have some ________ (饼干) and a glass of milk every morning.
10. If you can’t eat all these fruit , you may put some into your ________ (冰箱).