新概念英语第三册 Lesson 23(课文4)
6,There are countless people who, ever since their early years, have learned to associate snails with food.countless: 无数的，数不尽的 (=numerous)
who引导定语从句
associate sth. with sth. 把某物与某物相联系
7, Acting on a sudden impulse, I collected several dozen, put them in a paper bag, and took them to Robert.
on a sudden impulse 一时的，冲动的
Acting on a sudden impulse, he went shopping to buy several dresses.
Robert was delighted to see me and equally pleased with my little gift. ==Robert was not only delighted to see me, but also pleased with my little gift.
8, I happened to be walking in my garden when I noticed a huge number of snails taking a stroll on some of my prize plants.
happened to do 恰巧，碰巧
I happened to be out when he called.
We both happened to be travelling on the same plane.
happen / chance
It happened that I was out when he called.
It chanced that I was out when he called.
页:
[1]