Under the sea教案
a.the killer whales may be trained by the whalers
b.the killer whales want to help man catch the whales themselves
c.the killer whales need no training for helping the whalers
d.the killer whales want to eat the whales after killing them
keys：badcca
step 7 discussion
read the passage and discuss：
1.what is the relationship between old tom and the whalers?
2.what other animals can help out humans in hunting?
suggested answers：
1.old tom had a strong relationship with the whalers.there was obviously a great deal of understanding and cooperation between them.
2.there are many other animals that help out humans in hunting such as dogs，cormorants(鸕鳥)，otters(水獺)and ferrets(雪貂).
step 8 debate
the last whaling station in australia closed in 1978.whales are now an endangered species and protected by an international ban on whaling，but some countries oppose the ban.in groups discuss the reasons for and against banning whaling.
step 9 learning phrases and sentences
useful phrases：
at the whaling station 在捕鯨站
hear of 聽說
witness it with my own eyes 親眼目睹
sort out my accommodation 整理我的床鋪
an enormous animal 一個龐然大物
throw itself out of the water 猛力躍出水面
crash down 墜落
call out to sb. 高聲對某人說
yell out 大聲喊叫
ahead of 在……前面
head out into the bay 朝海灣方向駛去
circle back 轉回來
a pack of 一群
in the bow of the boat 在船頭
aim at 瞄準
hit the spot 擊中要害
within a moment or two 片刻之后
the depths of the sea 深海中
float up to the surface 浮出水面
in the meantime 同時
have a good feed on sth. 飽餐一頓
wash off 沖走
man overboard 有人落水
the sea was rough 波濤洶涌
be terrified of doing sth. 害怕做某事
be abandoned by sb. 被某人遺棄
hold up 舉起
pull back 拉回
beautiful sentences：
1.it_was_a_time_when_the killer whales...helped the whalers catch the baleen whales...
2.this was the call that announced there was_about_to be a whale hunt.
3.i had already heard that george didn't like_being_kept_waiting,_so even though i didn't have the right clothes on，i raced after him.
4.as we drew closer，i could see a whale_being_attacked_by a pack of about six other killers.
5.from james's face，i could see he was terrified of_being_abandoned by us.
step 10 homework
1.prepare to retell the whole text in your own words.
2.write a short summary of the whole text in about 30 words.