Lesson Two

Spare that spider

• T: Listen to the passage (or read it silently) and answer this question:

• How much of each of year do spiders spend killing insects?

• Why should we “spare that spider”?

• In what way are spiders our friends?

• Insects are some of our greatest enemies, are’t they?

• Would it be possible for us to live in the world without spiders?

• If there were no spiders, what would insects do to all our crops?

• If there were no spiders, what would insects do to all our crops?

• What would happen to our flocks and herds? • What other creatures eat insects? • Do they destroy as many insects as spiders do? • How much harm do spiders do to us or our belon

gings? • Are spiders and insects closely related? • What do many people think about spiders? • What can one tell almost at a glance? • What is the difference?

• Has anyone made a census of spiders? • Where was the census carried out? • How many spiders did the expert estimate there

were in one acre? • How many spiders would that mean on a footbal

l pitch? • For how much of the year are spiders busy in kil

ling insects? • Can we calculate how many insects are killed by

spiders? • What weight of insects has been estimated to be

destroyed by spiders in Britain in one year?

spare

• adj.-unused/ unwanted/extra/left/thin 多余的， 空暇的，瘦的

• A tall, spare man/a spare meal

• I have no/ very little spare time/ money/wheel.

spare • vi,vt 不伤害， 赦免， 宽宥

• Spare one’s life/ spare sb his life

• If we are spared we may meet again.

• 如果我们不死，也许会见面的

spare • Spare the rod and spoil the child

• 孩子不打不成器

• Enough and to spare

• 绰绰有余

The human beings in spiders’ eyes

Why should…? 表示“不能理解”有时表生气或愤怒

• Why should it get colder when go up a mountain?

• Give me a cigarette.

• Why should I ?

devour

• The dog devoured that piece of meat.

• She devoured the new book she bought yesterday.

• She was devoured by jealousy.

• 吞噬，吞食 / 占有，完全吞没

一组“吃”• Devour-to eat sth eagerly and in la

rge amounts so that nothing is left

•Gulp down –to swallow large quantities of food or drink quickly

•Eat up/ finish off-to eat all of sth

•Overeat-to eat too much

一组“吃”• Overindulge(to eat or drink too m

uch) 吃喝放纵•Suck on （ to hold sth in the mout

h and pull on it with tongue and lips ）吸食

•Sip （ to drink sth slowly, taking very small mouthfuls ）小口地喝，抿

一组“吃”•Pick at （ to only small amonts of food bec

ause of lack of hunger or dislike of the food ）

Owe …to…

• If I have improved in any way, I owe it all to you.

• We owe to Newton the principle of gravitation.

• 为感激…，归功于…

• Do harm to sb /sth 对某人 / 某物• 造成伤害• Do sb./sth harm

• Smoking does harm to one’s health.

• The flood did a lot of harm to the crops.

At a glance 望一眼• It is manifest at a glance.

• A quick glance at the word list below will help you to understand better what you are going to hear.

Be engaged in

• He said he had been engaged in repairing air-conditioning for 2 years.

• Although he is engaged in a important work these days, he can always help me with my problems in time.

• 从事于…活动 / 工作等

census • Last year, that government

carried out /took/made a census of the population.

• Few doctors in the hospital have made a census of the amount of the survivals amount those who accepted kidney graft.

一组与“调查，普查”有关的词

• Survey- an examination of opinions/ behavior, made by asking people questions.

• Opinion poll-an inquiry into public opinion conducted by interviewing a random sample of people.

• Questionnaire-a list of questions that a number of people are asked so that information can be collected and analyzed

Something like 大约， 将近• This book cost me something like ＄ 10.

• It is shaped something like a ball.

Be content with… • I’m quite content with the

offer you’ve made for the house.

• She’s now perfectly content with her present salary.

• 对…感到满意

一组同义词 • Field- an area, usually covered

with grass, used for playing sport 比赛场地

• Pitch- an area marked for playing particular sports, especially football 球场

一组同义词 • Stadium –a building for public e

vents, especially sports and large rock music concerts 体育馆

• Gymnasium- a large room with weights for lifting, horizontal bars and other equipment for exercising the body and increasing strength)体育馆 / 健身房

一组同义词 • Court – an area marked out on th

e ground which is used for playing sports such as tennis and basketball

• Arena-a large flat enclosed area used for sports or entertainment

• 竞技场

虚拟语气简单回顾 • If it were not for 要不是

• We would have arrived much earlier if it hadn’t been for the snow.

• If it were not for these interruptions, the meeting would have finished earlier.

虚拟语气简单回顾 • But for 要不是

• But for my classmates’ help, I would not have finished the work in time.

• But that 要不是• But that I was poor, I had already h

elped you.

虚拟语气简单回顾 • If only 要是…就好了

• If only she would listen to me.

include

• Is service included in the bill?

• My job doesn’t include making coffee for the boss.

• 包括，包含

include

• Please include me in the list.

• There are 4 of us in the family, or 5 if you include the dog.

• 把…包括在内

Estimate

• The value of the painting was estimated at several thousand dollars.

• I estimate that he earns at least over 400,000 yuan a year.

• 估计， 估价

Estimate

• We have an accurate estimate of the cost of our living.

• My estimate of him turned out to be wrong.

• 评价，看法