extract[ik'strækt, 'ekstrækt]
to remove or take out something
to make someone give you something when they do not want to
a short passage from a book, piece of music, etc. that gives you an idea of what the whole thing is like
a substance that has been obtained from something else using a particular process
vt.提取；取出；摘录；榨取;索得(允准、许诺等)；逼取(金钱、情报等)，设法得到(情报等)：
n. 汁；摘录；榨出物；选粹

例句
He tried to extract his pole from the mud.
他试图用力将杆子从泥中拔出来。
This substance is extracted from seaweed.
这种物质是从海藻中提取的。
He extracted some sentences from the book.
他从那本书中摘录了几个句子。
He read several extracts from the poem.
他读了诗中的几段。
to extract a secret from someone
迫使某人说出秘密
She extracted a promise from me that I'd come to the party.
她迫使我答应出席聚会。

retract[ri'trækt]
to say that something you have said earlier is not true or correct or that you did not mean it
to refuse to keep an agreement, a promise, etc
to move back into the main part of something; to pull something back into the main part of something
if part of a machine or an animal's body retracts or is retracted, it moves back into the main part
v 缩回；缩进；撤回,收回(声明,诺言等)

例句
He retracted what he had promised.
他收回了他的诺言。
A cat can retract its claws, but a dog can’t.
猫的爪子可以缩进去, 但狗不能。
The accused refused to retract his statement.
那被告拒不撤销其供述。

company['kɔmpəni]
n. 公司；陪伴，同伴；连队
vi. 交往
vt. 陪伴

accompany[ə'kʌmpəni]
v 陪伴，伴随；伴奏

考点
to accompany a singer on the piano
为歌手作钢琴伴奏
accompany with伴随着，兼带着；陪…同行
accompany by随行，伴奏；在…的陪同下

pantry['pæntri]
n. 餐具室；食品室；食品储藏室
a small room or large cupboard in a house where food is kept

昨日重现

2000年1月CET-6真题
Sadly, the Giant Panda is one of the many species now in danger of _____ .

A.extinction
B.migration
C.destruction
D.extraction

2003年12月CET-6真题
It is one thing to locate oil, but it is quite another to _____ and transport it to the industrial centers.

A.permeate
B.extract
C.distinguish
D.concentrate

答案AB