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The money would be better spent building more roads or railways in other parts of China.
Speaking on P23
Cloning 1.can help some women have babies 2.can help medical research 1.it is not natural to make people 2.dangerous, people use it to do strange
3. Add a tail to the frame and tie a long string to the cross.
What to do then
Fix a very sharp piece of metal, pointing a foot or more above the frame, to the top of the longer stick of the cross.
Computers 1.makes communication faster 2.can keep information better 1.unsafe because of viruses 2.makes more problems than it solves
Space flights 1.makes research of outer space possible 2.put communication satellites in space 1.expensive and dangerous ed by the army
physics
• science of matter and energy and of interactions between the two matter power energy physical change physics experiment
biology
• science of life and of living organisms animal plant living things gene cell protein biology experiment
7 A live wire is one that is __c_h_a__r_g_e_d___with electricity. 8 The worker gots_h_o_c__k_e_d__when he touched the wire. 9 The rocket appeared about twelve to fifteen __f_e_e_t___
Explanation of some sentences
1. Benjamin Franklin conducted a number of experiments(in _w_h__ic_h_ he showed
__w_h_a_t_ electricity is.)
2. Here is _h_o_w__ he described one of his experiments.
chemistry
• science of elements and their laws of combination and change element substance gas, liquid, solid chemical change chemistry experiments
language
• the system of sounds and words used by humans to express their thoughts and feelings sounds, words, phrases, sentences grammar communicate communication native/mother language foreign language
keeper ache club
head night pocket knife way chair
arm steam lazy break window photo son draw man light
shopping servant dreaming boat nut down break copying law
5 The US and UK are ___ti_e_d_____by a common language and mutual interests.
6 Why did you__t_e_a_r______the cloth when I’d advised you to cut it with scissors?
Benjamin Franklin(1706~1790)
an American printer, author, diplomat, philosopher, and scientist
XP
Aim : Materials: Instructions: Description: Result:
How to make a kite
1. Build the frame of the kite by making a small cross of two pieces of light wood.
2. Tie the corners of the handkerchief to the points of the cross.
in diameter. 10 The tea received a great__d_e_a__l__of praise from Tom.
Word formation:
A
B
table week door cloth bones end
pea day sun
bell rising maker
house shoe
( P22 )
1. Safety comes first 2. Follow the teacher’s instructions 3. Bottles may contain dangerous gases. 4. Immediately wash your eyes with a lot
of water. 5. Clear everything away and leave the
Fasten a key to the end of the long string.
Tie a silk ribbon to the string, just above the key.
Useful phrases in the text
a number of experiments do an experiment fly high in the rainy sky get /become charged a great deal of be made of / from fix / fasten / tie… to protect …from take care that…
classroom neat and clean, wash your hands, turn off the lights and shut the windows.
Listening on page 89 1 It is the oldest public museum .
it has a library where many great writers and scientists wrote their books. 2 A museum about nature and environment. 3 The first areoplanes and the American Space capsule that made the first flight around the moon.
in a chemistry lab doing an experiment
an English-Chinese dictionary, an English book and a notebook
in a physics lab doing an experiment
in a biology lab looking at something through a microscope
3 Whether right or wrong, he has ideas about how the lessons should be _c__o_n_d__u_c_t_e_d____.
4 There are several other kinds of __g_a_s__e_s___in the air besides oxygen.
tablecloth , weekend , doorbell , peanut , daybreak, sunrise,house-keeper, shoe-maker, headache, nightclub , pocket- knife, arm-chair , highway , steamboat, lazy- bones, breakdown, window-shopping day- dreaming, photocopying, son-in-law
Aim : To show that lighting and
electric are the same.
Materials:
some oden sticks, a piece of silk, some rope, a sharp piece of metal, silk ribbon, a key, a condenser, a small shed , a thunderstorm with lightning
Useful expressions on P 23
