八下第五单元语法课.ppt
Step 1 预习与检测预习与检测接电话接电话发出响声发出响声洗热水澡洗热水澡到达汽车站到达汽车站等公共汽车等公共汽车错过公共汽车错过公共汽车在在的时候的时候暴风雨来的时候，那个女孩在做什么？暴风雨来的时候，那个女孩在做什么？她正在做家庭作业。她正在做家庭作业。你打电话来的时候，我正在淋浴。你打电话来的时候，我正在淋浴。昨天早上发生了什么？昨天早上发生了什么？take a hot showergo offmiss the busWhat was the girl doing at the time of the rainstorm?get to the bus stopShe was doing her homework.pick upat the time of wait for the busWhen you called, I was taking a shower.What happened yesterday morning? Step 2 导入与展示导入与展示“Then save him!”What were you doing when 宋仲基宋仲基said “Save him!”I was drinking coffee when宋仲基宋仲基said “Save him!”I _ when宋仲基宋仲基said “Save him!”was drinking coffee思维导图思维导图 1：公式：公式： + _时态时态was Ving/were过去进行时过去进行时 Step 3 合作与交流合作与交流I _ when宋仲基宋仲基said “Save him!”was drinking coffee=While I was drinking coffee， 宋仲基宋仲基said “Save him!”思维导图思维导图 2：When 与与_时态连用时态连用While 与与_时态连用时态连用一般过去一般过去过去进行过去进行 Step 4 拓展与运用拓展与运用1.Lin Tao came to see him _ Jim was mending his bike.2. _ my mother was cooking, I was doing my homework.3. I was reading a book _ my mother came into my room.4. What were you doing _ the rainstorm came?5. I called Jenny _ you were sleeping.请用请用when或者或者while填空填空whileWhilewhenwhenwhile请用所给词适当形式填空请用所给词适当形式填空1. When Tom _ (get) home, his family were having dinner.2. While they _ (watch) a football game, the accident happened.3. I was playing basketball while you _ (read) newspaper.4. I was doing homework when I _ (hear) a knock at the door.5. When you _ (call) me, I was taking a shower.gotwere watchingwere readingheardcalledFill in the blanks with was, were, when or while.At 7:00 a.m., I woke up. _ I _ making my breakfast, my brother _ listening to the radio. _ I was eating, the radio news talked about a car accident near our home. My brother and I went out right away to have a look. _ we got to the place of the accident, the car _ in bad shape from hitting a tree. But luckily, the driver _ fine. The roads _ icy because of the heavy snow from the night before.WhilewaswasWhileWhenwaswaswere Step 5 巩固与提升巩固与提升Look at the table and write sentences with both while and when.While John was taking photos, Mary bought a drink.John was taking photos when Mary bought a drink.While John was playing the piano, Mary left the house.= John was playing the piano when Mary left the house.While John was cleaning his room, Mary turned on the radio.=John was cleaning his room when Mary turned on the radio.While John was shopping, Mary took the car to the car wash.= John was shopping when Mary took the car to the car wash.思维导图思维导图 3：When 与与_动词连用动词连用While 与与_动词连用动词连用瞬间性瞬间性/非延续性非延续性延续性延续性When you fell asleep, others were studying at the same time. While others were studying, you fell asleepat the same time.Please wake up and work hard.课时练课时练 P57 课堂合作探究课堂合作探究 P61 语法聚焦语法聚焦
