北师大版(三年级起点)六年级上册unit 1 space lesson 2 课件.pptVIP

Unit 1 Lesson 2 Lets practice 本节课重难点 1. 方位介词in/on的用法 2. 初步认识一般过去时 及where引导的特殊疑问句 3.主语 + be动词的过去式+in/on+地点 be动词 现在时态 过去时态 am was is was are were 一般过去时表示过去某个时间里发生的动作或存在的状态。 方位介词in/on的用法 in 表示“在……里面”。 on 表示“在……上”。 on in am/is 的过去式：was I was at school last week. She was in Harbin yesterday. It was on the moon last night. are 的过去式：were We were at swimming pool last week. They were in Shanghai yesterday. We were on Mars last week. 特殊疑问句： 特殊疑问词+was/were+主语 Where were you last month? Where were they yesterday? Where was he last week? A: Where is the mobile phone? B: It’s on the sofa. A: It isn’t there now. B: It was there yesterday. Where were you last night? I was at home. Where were you yesterday? I was on the moon. Where were you yesterday? I was in space. Practice 1) ____ the desk 2) ____ the library 3) ____ Mars 4) ____ the moon 5) ____ spaceship 6) ____the classroom 7) ____space 8) ____ school on in on in in in on at I was at school last week. Where were you yesterday? We were at school. I was on the moon last night. Practice am, is -- are -- was were did helped do -- help-- 1. 昨天很冷。 It was very cold yesterday. 2.露西昨晚帮助了一位老人。 Lucy helped an old man last night. Practice Bye-bye!