Unit 1 Great Scientists教案
she showed us the way of cleaning it. = she showed us the way to clean it.
i don’t like the way (that / in which) you speak to your father.
5. put sth. forward:
(1) to offer (an idea, suggestion etc.) for consideration 提出
he put forward a new plan.
(2) 撥快 put the clocks forward. 將時鐘撥快
(3) 推薦某人或自己任職位; 提名
may i put your name forward as a possible chairman of the committee?
我能否提名你當委員會主席嗎?
6. infectious adj.
(1) capable of causing infection 傳染的,能夠導致傳染病的
cholera is an infectious disease.
(2) caused by or capable of being transmitted by infection傳染性的, 由傳染引發的
colds are infectious, and so are some eye diseases.
(3) easily or readily communicated 有感染力的，容易或快速傳播的
an infectious laugh有感染力的微笑
(4) infect vt. 傳染, 感染
infectant n. 污染物,傳染物 adj. 傳染的, 污染的
infected adj. 被感染的
infection n. 傳染, 傳染病, 影響, 感染
7. if necessary 是一種省略句式。在while，when，until，unless，if，once等引導的狀語從句中，如從句的主語和主句的主語相同，且從句的謂語部分含動詞be時，可以省略從句的主語和動詞be。
when (i was) a boy, i looked at such things quite differently.
don’t speak until (you are ) spoken to.
step 5 assignments
1. revise the words in “warming up”.
2. learn the words from “attend” to “ strict”.
3. prepare “reading”.
period 2&3 reading and comprehending
teaching aims:
①get ss to improve their reading abilities.
②let ss know the topic “great scientists”
③know some important phrases occurring in this reading
teaching procedures:
step 1 lead in
check ss’ knowledge about some scientists and their discoveries.
①who discovered that objects in water are lifted up by a force that helps them float?
archimedes
②who wrote a book explaining how animals and plants developed as the environment changed?
charles darwin
③who invented the first steam engine?
thomas newcomen
④who used peas to show how physical characteristics are passed form parents to their children?
gregor mendel
⑤who discovered radium?
maries curie
⑥who invented the way of giving electricity to everybody in large cities?
thomas edison
⑦who was the painter that studied dead bodies to improve his painting of people?
leonardo da vinci
⑧who invented a lamp to keep miner safe underground?
sir humphrey davy
⑨who invented the earliest instrument to tell people where earthquakes happened?
zhang heng
⑩who put forward a theory about black holes?