3）幻灯片展示教师爷爷奶奶的近照和他们的结婚照。

Now they are old. They were young, then.

Now they are fat . They were thin ,then.

引出were ，并运用单词卡片，男女生，排齐读操练。

利用卡片重点操练was ，were.

4）幻灯片出示两幅图片，让孩子们看图用was, is填空补全句子。

She________ cute, Then. Now she_______ beatiful.

Then she ________short. Now she _________tall.

5）幻灯片出示两幅图片，让孩子们看图用were, are填空补全句子。

They _________short ,then. Now they________tall.

Then they_______eggs. Now they_______ chicks.

【设计意图】通过照片的对比及图片的操练，进一步让学生明确了过去到现在发生的变化，做到了学以致用又培养了学生善于观察的能力。考虑到学情，我设计了用was, is和were, are进行看图填空，这样降低了学生表达的难度，尽量让每一个孩子都体会到成功的喜悦。

Step3: Learn text