Unit 3 What were you doing when the UFO arrived（第4课时）
1、 准确地朗读并能默写下列单词和词汇：ran, met, happen, anywhere train station,
run away, come in, think about doing sth.
1、过去进行时 was/ were doing、
2、Read and answer.
⑴What was Linda doing when Davy ran away? ________________________ ⑵Why couldn’t Linda see Davy?_____________________________________
⑶Where was Davy while Linda was looking for him? _____________________ ⑷What happened while Linda was looking for him? ______________________ ⑸What was Davy doing when Linda finally saw him? ____________________
1. Father _____ still ______（sleep）when I _ _____（get）up yesterday morning. 2. Grandma ________(cook) breakfast while I _____( wash)my face this morning.
3. Mother ______（sweep）the floor when I ______（leave）home.
4. The students ______（have）a biology class when the visitors ______（come）.
5. The driver __________（drive ）home when it ______（rain）last night.
Step 1 预习交流
Step 2 reading （3）
Step 3 writing （4a） Step 4 pairwork
Step 5filling the blanks (self-check -1) Step 6 (self-check -2)
精讲点拨 ——at the doctor’s 在医生的诊所， 英语中有时习惯使用名词的所有格来表
示该名词生活或工作的地方，例如：at the barber’s 在理发店 at Jim’s 在吉姆家 at the teacher’s 在老师的办公室
I was _____ my aunt’s last night. ( 介词填空)
Step 7circling (self-check -3)
1.Some students from Class Four _________（play）basketball when I ______（see）them on the playground.
2. Doctor Liu was on duty last night. He ______still ______（talk）with his patients in the hospital at 10 p.m.
3. The street seller _______(sell)clothes when he ______ (find) a purse on the ground.
4. Mr Wang spends a lot of time writing his novel every day. He ______still _____（work）at midnight last night.
5. I ______（read）a history book when someone ______（knock）at the door.