重点词汇

1．In the first sentence，the word when can be replaced with as soon as.

在第一句中，单词when可以用as soon as替换。

replace v.取代，代替，替换；放回原处

replace A with B　用B代替A

replace...as...取代......成为......

(1)You have to replace the books on the shelves before you leave.你离开之前必须把书放回书架上。

(2)Now most Chinese families have replaced coal fire with gas.

现在大多数中国家庭都用煤气代替煤炭。

(3)George replaced Edward as captain.

乔治接任爱德华当队长。

思考　我们还学过哪些表示"代替，取代"的短语？

take the place of，take one's place，in place of，instead of等。

2．I'd be delighted to sign your arm.

能在你胳膊上签名我很高兴。

(1)delighted adj.高兴的；快乐的

be delighted to do sth. 高兴做某事

be delighted at/by/with sth. 对......感到高兴

be delighted that...对......感到高兴

(2)delight n．高兴；使人高兴的东西(或人)；v.使高兴，使欣喜

to one's delight使某人高兴的是

in/with delight高兴地

take delight in以......为乐；爱好

(3)delightful adj.令人愉快的，可喜的

(1)We were delighted that he had passed the exam.