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文档之家› 人教版高中英语必修二课件Unit3 Reading
人教版高中英语必修二课件Unit3 Reading
1970s.
F 5. Since my birth I have been built to
stearkveethe place of human race.
Consolidation
1. “I” in the passage refers to _______. A.A TVset B. A computer C. A radio D. The internet
C. The computers were connected by a network in the late 1960s.
D. Computers were used in offices and homes since the 1970s.
5. What can we infer from the text ?
A. A computer can take the place of the human race to do any work in the future.
B. The smaller a computer is, the faster it calculates.
C. Computers can solve all the problems of the human race.
D. People can beБайду номын сангаасefit more from computers in the future.
Comprehending
1 Finish the timeline below
1642 The computer began as a
calculating machine.
1822 The analytical machine was made by Charles Babbage.
True or False?
F 1. In 1642 I began as a calculating machine
and could solve any cmaalctuhleamtiantgical problem.
F 2. My real father was CAhlaanrlTesurBianbgbage, who
New Words and Expressions
Intelligence Analytical machine Universal machine Transistor Artificial intelligence Technological revolution function
智力 分析机 通用机 晶体管 人工智能 科技革命 功能
1970s Computers were used in offices and homes.
now Computers connect people all over the world together.
2 Complete the chart below
Paragraph1
Paragraph2 Paragraph3
1936 The computer grew rapidly both in size and in brainpower.
1940s Computers had grown as large as a room.
1960s The first family of computers was connected to each other.
( 2 ) analytical machine ( 1 ) calculating machine ( 6 ) robot ( 4 ) PC ( 3 ) universal machine
( 5 ) laptop
The main idea of the passage:
This is a short _h__is_t_o_ry__ of the __d_e_v_el_o_p_m__e_n_t__ of computers.
Look at these inventions. Can you put them in an order according to the time when they appeared? After reading the passage, check to see if you were right.
2.When was the computer the biggest? A.In 1642 B.In 1936 C.In the 1940s D.In the 1970s
3.How old is the computer? A.About 370 years old B About 270 years old. C.About 70 years old. D.About 470 years old.
4. Which of the following statements is TRUE?
A. Charles Babbage built an Analytical Machine in 1642.
B. A “universal machine” was built to solve any difficult mathematical problem in 1936.
wrote a book and build me in 1936.
T 3. After I got my new transistors in the 1960s,
I became smaller but cleverer and quicker.
T 4. I was brought into people’s homes in the
Topic
Over time I have
sentence been changed
quite a lot.
These changes Since the 1970s
only … as my many new
memory
applications
improved. …for me.
Support- calculating