江苏省南京市溧水区孔镇中学八年级英语上册 Unit 8 Natural disasters Period 6 Grammar学案 （新版）牛津版.doc

natural disasters一 预习作业及预习交流a. 检查学生预习单词情况(个别读且纠正集体读)b.预习作业交流(小组核对集体校对质疑交流)用所给动词的正确形式填空：1. look! some children _ (chat). 2. sorry, i _ (help) the baby tie the shoelace at present. 3. some children _ (chat) this time yesterday. 4. sorry, i _ (help) the baby tie the shoelace at that time. 5. i _ (wash) my face at 6 this morning. 6. she _still _ (lie) in bed this time yesterday. 7. _you _ (watch) tv from seven to nine yesterday evening. 8. -where did you go just now? -to the teachers office. -what were you doing there? -i _ (solve) a math problem with my teacher. it took us a long time to work it out. 9. people_ (run) wildly while pieces of glass and bricks _ ( fall ) down.二 交流展示及点拨提高） a. 当两个延续（思考举例）的动作同时发生，两个句子都可用过去进行时来表示，用while连接，如：1. people _ (run) wildly while pieces of glass and bricks _ (fall) down. 2. yesterday afternoon, while daniel _ _ (work) on the computer, millie _ (stand) beside him.3we _ _ (clap) our hands while the performers _ (march) across the park.b. 当一个延续的动作正在发生的时候，另外一个瞬间动作发生了，可用“when”或“while”连接，较长的动词用过去进行时，较短动词用一般过去时1. hello kitty _ (wave) to the visitors while she _ (dance) to the music. 2. we _ (read) a terrible story when suddenly the lights _ (go) out. 3. the doorbell _ (ring) while we _ (talk) on the phone yesterday. c. 一般过去时与过去进行时用法的比较: 一般过去时表示在过去某个时间发生的动作或存在的状态，而过去进行时则表示在过去某一时刻或某一段时间正在进行的动作。如： 1. mary _ a letter to her friend last night. mary昨晚给她的朋友写了封信。（信写完了 。） 2. mary _ a letter to her friend last night. mary昨晚一直在给她的朋友写信。（信不一定写完。）三 检测反馈a. 用when/ while 填空 1. _simon arrived, amy was reading. 2. i was reading english _ the teacher came in. 3. _my mother was cooking, the phone rang. 4. mrs. wang was listening to music _ her husband was reading newspapers.b. 用所给动词的正确形式填空1. millie _(look) for a video about earthquakes when simon _ (see) her in the library yesterday. 2. when i got home last night, mum _ (watch) tv. 3. what _ you _ (do) at 9:00 p.m. last night?c. 翻译1. 下雪时，我们常常堆雪人。2. 我们到达公园时，一些人在拍照。3. 王飞今天像往常一样到校很早4. 当时我们在踢球，她们在做游戏。参考答案（学案）一b 1 are chatting 2 am helping 3 were chatting 4 was helping 5 was washing 6 was; lying 7 were; watching 8 was solving 9.were running, were falling二a 1 were running; were falling 2 was working; was standing 3 were clapping; were marching b 1 waved; was dancing 2 were reading; went 3 rang; were talkingc 1 wrote 2 was writing三a 1 when 2 when 3 while 4 whileb 1 was looking; saw 2 was watching 3 were doingc 1. when it snows, we often make snowmen.2. when we arrived at the park, s