【正文】
Step3. Practice 1. Let Ss listen to 1a and follow. 2. Practice 1a in roles. Summary Exercise 句型轉(zhuǎn)換 was playing the guitar at this time yesterday.(改一般疑問句并做 肯定回答 ) she at this time yesterday ? , she . is reading now.(改寫句子 ) He all day yesterday. washed clothes last night.(改為過去進行時 ) They