step by step 第二册 lesson 30

Lesson 70 Part Ⅰ

Lesson 70

Part Ⅰ  Warming-up Exercises

Sentence Structure¹

1.a.Jeff is happy that he married Nancy.

b. Nancy's family likes Jeff.

c. Jeff's family approved of his marrying Nancy.

2.a.Mr.Johnson's nephew owns a business.

b. Mr. Johnson and his son are going into business together.

c .Mr. Johnson hopes that he and his nephew will go into business together.

3.a.Ann wants us to meet her.

b. We met Ann at the bus station.

c .Ann met us at the bus station.

4.a.Pat² went to the party with John.

b. Pat did not go to the party.

c. John was invited to Pat's party.

5.a.Bill was very proud when he graduated.

b. Bill was very proud of his sister.

c .When Bill graduated, his sister was very proud of him.

6.a.James' mother was at work when he got home.

b. James went to work while his mother stayed home.

c. James' mother works³ at home.

7.a.Sally let her sister use her bicycle.

b. Sally's sister lent her a bicycle.

c. Sally borrowed a bicycle for her sister.

8.a.Paul would like his wife to finish her education.

b. Paul's wife would like to finish her education.

c. Paul would like to finish his education.

Score: ____

Lesson 70 Part Ⅱ Dolphins

Lesson 70

Part Ⅱ                     Dolphins

 

Exercises:

Ⅰ.1.____Dolphins are a kind of fish living in the ocean.

2.____Many different sounds made by dolphins are like human sounds.

3.____People are unable to hear some of the highpitched sounds made by dolphins.

4.____Dolphins and human beings have a similar ability to remember sounds.

5.____Scientists are now able to analyze⁴ the language of dolphins.

6.____Dolphins can move very fast because of the special quality of their skin.

7.____Dolphins are excellent swimmers.

8.____The study of the body shape and movement of dolphins has proved useful in the ship building industry and the making of airplanes.

Ⅱ.Tell why you have decided⁵ that some of the statements⁶ in Ex. I are true and some are false.

Lesson 70 Part Ⅲ TheGiant Of The Sea

Lesson 70

Part Ⅲ                 The Giant Of The Sea

 

Exercises:

1.size----class----kinds----life-span

2.teeth----baleen----nose----eyes----ears----skin----blubber

3.ways of detection----ways of communication

4.intelligence----temperament

5.enemies

1 structure   

n.结构，构造，建筑物；v.构成；

参考例句：

• Doctors study the structure of the human body.医生研究人体构造。
• A flower has quite a complicated structure.一朵花的结构相当复杂。

2 pat   

n.轻拍，拍打声；vt.轻拍，拍打；vi.轻跑，轻击；adv.适时，彻底；adj.油腔滑调的，恰好的，合适的

参考例句：

• Could you hear the pat?你能听到轻轻的拍击声吗？
• He gave her a reassuring pat on the shoulder. 他轻拍了一下她的肩膀让她放心。

3 works   

n.作品，著作；工厂，活动部件，机件

参考例句：

• We expect writers to produce more and better works.我们期望作家们写出更多更好的作品。
• The novel is regarded as one of the classic works.这篇小说被公认为是最优秀的作品之一。

4 analyze   

vt.分析，解析 (=analyse)

参考例句：

• We should analyze the cause and effect of this event.我们应该分析这场事变的因果。
• The teacher tried to analyze the cause of our failure.老师设法分析我们失败的原因。

5 decided   

adj.决定了的，坚决的；明显的，明确的

参考例句：

• This gave them a decided advantage over their opponents.这使他们比对手具有明显的优势。
• There is a decided difference between British and Chinese way of greeting.英国人和中国人打招呼的方式有很明显的区别。

6 statements   

n.声明( statement的名词复数 )；（思想、观点、文章主题等的）表现；（文字）陈述；结算单

参考例句：

• We are faced with two apparently contradictory statements. 我们面前这两种说法显然是矛盾的。
• The report is inconsistent with the financial statements. 这个报告与财务报表内容不一致。