高一英語必修3 Unit 4教案
to practice the writing ability of ss.
1. divide the whole class into 6 groups. let ss discuss with their group members what they might need to go to the moon. meanwhile, ask one student of each group to write down the important parts of their discussion.
2. after the discussion ss have had some knowledge of the things they would need if they were going to the moon. get them to describe the three ways in which gravity changed for li yanping and how his weight changed..
3. then ss to write a short passage explaining three problems they might meet on the moon as well as the solutions to these difficulties. before writing, they can have a discussion.
step 4. consolidation
1. ask ss to finish ex2 and ex3 on p63～p64 and let them check the answers together.
2. ask ss to finish the following exercises.
(1) fill in the blanks with proper words according to the given information.
① the scientific study of the stars is called a______________.
② eating too much during the spring festival can do great h_______ to our health.
③ the patient’s health is g___________ improving with the help of the doctor.
④ the mixture of gases that surround the earth is called a_____________.
⑤ people can find lots of v___________ scenes in some american films.
⑥ hearing the exciting story, almost everyone in the room _____________(爆發) with laughter.
⑦ the forest __________(延伸) as far as the river bank.
⑧ the wife was much ____________ (失望的) at her husband’s absence.
⑨ marx was _________ (強迫) to leave his motherland for political reasons.
⑩ there is much dust __________ (漂浮) in the air.
suggested answers: ① astronomy ② harm ③ gradually ④ atmosphere ⑤ violent ⑥exploded ⑦ spreads ⑧ disappointed ⑨ forced ⑩ floating
(2) finish the following sentences according to the chinese.
① ______________________________________ (使我苦惱的) is that i haven't heard from him recently.
② do not read books in the poor light as it is _____________________ (對你的眼睛有害).
③ _____________________ (隨著時間的推移), we are getting better with each other.
④ _____________________________________________ (我過去在工廠工作了十年) has a great and active effect on my life.
⑤ please try to come back early _______________________________. (既然一切都安排好了)
suggested answers:
① what makes me upset / annoyed ② harmful to your eyes ③ as time goes by ④ that once i worked in a factory for ten years ⑤ now that everything has been arranged