Unit 19 Modern Agriculture教案
adj. ---- n.
useless ---- uselessness
lonely ---- loneliness
2 presentation
find out the different forms between noun form & verb form.
educate ---- education examine ---- examination
produce ---- production pollute ---- pollution
characteristic
verb + “-tion” noun
3 practice (sb p 47)
complete the following chart & choose one word to complete each of the sentences below.
noun verb adjective
fertilization fertilise fertile
production produce productive
production protect protective
modification modify modified
1 after a few tests the modified software could be used on all computers.
2 protecting the environment does not mean farmers’ crops have to go without protection.
3 if the soil is not fertile farmers have to use chemical fertilisers.
4 if we want to produce more, everybody has to be more productive.
4 grammar
the use of “it” (2) for emphasis
強調結構的形式是“it + be 的適當形式 + 被強調部分 + that / who + 剩余部分”，意為“正是…”；若被強調部分是人，引導詞用who或that均可，若是其他強調部分，則引導詞一律用that。
change the following sentences using it for emphasis in different ways:
tom studied at beijing university last year.
it is tom who/that studied at beijing university last year.
it is at beijing university that tom studied last year.
it is last year that tom studied at beijing university.
5 situation
tom was robbed of his wallet at the gate of the bank when he was getting out. he called the police at once. soon a policeman came & asked him & one of the clerks in the bank. because the police need exact information, tom & the clerk had to emphasize each of the answers.
the possible beginning:
victim: thanks to god, you’ve come at last!
policeman: let’s get down to the point. you reported that you were robbed ,didn’t you? where did it happen?
victim: right here.
policeman: here? at the bank gate?
victim: yes, yes. it was at the gate of the bank that i was robbed.
…
6 integrating skills 2
zhuozuo (where) : in south china
problem?
in the past: floods, sand storms or droughts