高 二 英 语(下 )

Unit Thirteen

The water planet

授课教师：黄 长 泰

Unit 13 the water planet

Word Study

Word guessing game

1. do good to sb. / sth. _______benefit

benefit n. & vi 1) be of benefit to 对……有益 The new credit cards will be of great benefit to our customers.2) benefit…from 从……获益 The plants benefit from the rain.

2. special quality or feature sth ________property

property n. 特性 ,性质 (C) 财产 ,财富(U)

• Many plants have medicinal properties.• common property 公共财产• The car is my property.• As a student, wisdom is his property.

wealth

3. vary between specified limits _____range range from A to B vi. （在…内）变化

• The prices of the dolls range from $5 to $100.

• The show had a massive audience, ranging from children to grandparents.

• The discussion ranged over various problems.

• This rifle ranges over a mile.

4. a quantity of matter without regular shape _____mass

mass n. 团，块，大量 There are masses of dark clouds coming up. the masses / the mass of 大部分 ,大多数

• The masses of people are Christian here.• A mass of information is brought in.

3) the masses (pl) n. 群众 The revolutionary urged the masses to overthrow the government.

4) in the mass 一般说来 In the mass they are good citizens.

mess n. =dirty or untidy stateThe children have made an awful mess in the sitting –room.His life is (in) a real mess!

A liter of gas has less mass than a liter of water.

A great mass of rock had fallen from the cliff and now blocked the road.

Her garden is a mass of flowers

There are masses of people in here.

质量

一大堆

a large number of

5. Change solid into liquid ________dissolve Salt dissolves in water. (vi.)

= Water dissolves salt. (vt.)• All his hopes dissolves at the terrible

news.• They dissolved their 20-year marriage.• All of them were moved and dissolved

in tears.

6. affected greatly or easily ________sensitive• Photographic paper is highly sensitive

to light.• He is often sensitive about being short. Are you sensible of dangers of your position?sensible = showing good sense / aware of

7. an activity for pleasure _________recreationrecreation center

recreational facilities娱乐房车 __________ vehicle

游乐场 __________ ground

recreational

recreation

游乐中心

娱乐设施

娱乐报道 __________ report

娱乐活动 __________ activity

recreational

recreational

8. ability to hold or contain sth. ________capacitycapable adj. = able

• This book is within the capacity of younger readers.

• He is capable of better work than this.

• He has a capacity for better work than this.• He has no capacity for praise.

9. state/ explain sth. clearly ______define

definite adj. = not doubtful

The picture has poor definition.

He seemed definite about what would happen.

definition n. = exact statement of sth.

Word Spelling Exercise:

1. An a____ is the smallest part of any living or nonliving thing.2. Places by the sea often have a s_____ climate that is never too hot or too cold, because water can a______ and release a lot of heat.3. Salt water has a lower f_______ point and is heavier than fresh water.

tom

teady

bsorb

reezing

4. They waited for the t _____to f______ the boat off the sandbank.5. Heat d________ the candle into a pool of wax in a few minutes.6. Now nobody can be sure any longer that the air in the countryside is p___ and healthy.

ide

issolves

ure

loat

Match words and meanings:

密度

热容量

质量

海洋运动

体积

盐度

heat capacity

ocean motion

salinity

mass

volume

density

oxygen

hydrogen

positive

negative

substance

molecule

dissolve

分子溶解物质氧气氢气正的 , 积极的负的 , 消极的

1. (of things) that can be used or obtained.

2. not mixed with any other substance. 3. special quality or characteristic of a

substance, etc. 4. change a solid into liquid. 5. stay on or at the surface of a liquid

and not sink.

______

______

______

______

______

available

pure

property

dissolve

float

Try to find words in this unit according to the explanations.

6. ability to hold or contain sth.7. affected greatly or easily by sth. 8. natural environment of an animal or

a plant; home.9. (means of ) refreshing or entertainin

g oneself after work; relaxation. 10. the relationship between mass and v

olume and is measured in kilos per cubic.

___________________________

_________

_________

capacitysensitivehabitat

recreation

density

Try to find words in this unit according to the explanations.

benefit

benefitsailor

sail

unique

11. anything that bring help or advantage 12. to be useful or helpful to 13. a person with a job on a ship; a seaman14. travel on water in a ship or boat15. being the only one of its type

_______

______________

_______

_______

Fill in the following blanks according to the first letter given.

1. I b_______ from my father’s advice.2. Soap has the p_______ of removing dirt.

3. He fought with i_________ bravery.

4. That book is not a_______ in Hong Kong.

5. Is the manager a_______?

6. This paper a______ ink well.

enifited roperty

ncredible

vailable

vailable

bsorbs

1. cube 1) 立方形 , 立方体 , 方块 ; 2) 立方 ; 三次幂 Please bring me an ice cube ( 一块冰块 ) out of the fridge. The cube of 2 is 8. 2 的 3 次幂是 8.

The cube root of 27 is 3. 27 的立方根是 3.

◇cubic 立方的 ◇ perfect cube 完全立方◇cube root 立方根 ◇ cube powder 方形火药

2. transport v.

That yellow bus transports passengers

from the airport to the city.

The goods were transported by plane.

transport n. = transportation

air / road transport

Have you got transportation to the party?

3. all the way

They talked about their new teachers all

the way home.

He drove all the way from Huhan to Beijing.She stayed at home all the time.Prices in this department store vary ___from one cent to a thousand dollars. Youhave a wide choice. A. all through B. all the sameC. all the way D. all the time

C

4. unique adj.

1) being the only one of its type Everyone’s fingerprints are unique. Koala is unique to Australia. 2) unusual The town is unique in the wide range of recreations. 3) greater or better than any other My brother has a unique knowledge of ancient Roman coins.

5. absorb

a. The walls of the house absorb heat

during the day.

b. I was absorbed in a book and didn’t

hear your call.

c. The company has gradually

absorbed its smaller rivals

使专心，使全神贯注

并入，吞并

6. trust

a. You shouldn’t trust the man, trust your own judgment.

b. Can they be trusted to look after the house while we’re away?

c. You can’t trust the buses to run on time.

d. I will trust (that) you will enjoy your trip.

Homework for today

I. Word Study & Grammar on page 21 (to be done in the textbook only). II. Ex. 3 on page 97 (to be handed in tomorrow).