2.pay for/ pay back/ pay off/ pay down(用现金支付，当场支付)／pay up(付清全部欠款)/ pay a visit to sb/ pay sb/sth a visit/ pay attention to/ pay one’s respect to sb(拜访， 拜见) / pay honor to sb (向…致敬)　

P6

1.强调句型

3. search for /search /look for/ discover/ find 辨析

P5

it was the British government that paid for all the equipment and expenses for that part of the expedition.

2. on an expedition to sp 对…进行远征

1. appoint sb as…任命….为….

3. born into a life of privilege( born of) 生于…的家庭

P4.

2. have an appetite for sth 爱好….

　I have an appetite for classical music.

1. lead / live a ……life ( cozy, simple, happy) 过着…的日子

9.be related ( to sb/ sth) 和…有联系

He is related to her by marriage( 他与她是姻亲)

P2 develop a lifelong friendship with sb 和…建立终生的友谊

P3

8. as a result/ as a result of 由于，作为…的结果