上海版牛津小学英语：5B Module 1 Unit 2 学习笔记

Vocabulary:

egg             n. 蛋                      cocoon        n. 茧

caterpillar     n. 毛毛虫                 chicken       n. 鸡

duckling       n. 小鸭子                  puppy         n. 小狗，幼犬 

grow           n. 生长，成长             fly              v. 飞 

was            is或am的过去式           were          are的过去式 

Sentences: 

...was / were... 

A butterfly is an interesting insect. Do you know how it grows? 

 
例句： 

It was an egg. Now it is a duckling. 

It was a duckling. Now it is a duck. 

【考考你】

It __ a chick. Now it __ a chicken

A. is, is
B. is, was
C. was, is
D. was, was 

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