Global warming Period 6 Summing Up，Learning Tip and Assessment
from this unit you have also learned：
some useful words：tend，oppose，state，glance，quantity，range，tendency，circumstance，opposed，steady，widespread，average，consume，subscribe，advocate，refresh，graph，phenomenon，fuel，data，trend，catastrophe，flood，consequence，existence，commitment，pollution，growth，motor，can，microwave，educator，contribution，presentation，disagreement，random，mild，outer，electrical，casual，nuclear，per
some useful expressions：come about，subscribe to，quantities of，go up，result in，be opposed to，even if，keep on，on the whole，on behalf of，put up with，so long as，and so on，greenhouse effect
new grammar item：the use of “it”—how to use “it” for emphasis in a sentence.
functional items：how to express agreement and disagreement，blame and complaint.
step 4 practice
show the exercises on the screen or give out exercise papers.
part 1 vocabulary
1.researchers c______ living conditions in london with those in other places.
2.their prices are low c______ to those in other shops.
3.i don't think anybody m______ to her apart from herself.
4.he prefers q______ to quality when food is concerned.
5.the d______ we have collected are not enough to be convincing.
6.everything was in a s______ of disorder.
7.what is the a______ rainfall for august in your country?
8.each i______ boy in the class has his own personalities.
9.we have been having a few a______ in the committee lately.
10.they were p______ in the history of music.
11.as a c______ of being in hospital，shelly decided that she wanted to become a nurse.
12.a doctor has the t______ “dr” in front of his name.
13.the number of the children in the school has d______ by 500 this year.
14.the cooker isn't working because of an e______ fault.
15.the food was cold and the guests quarreled—the whole dinner was a c______.
part 2 useful phrases
1.在20 世紀期間____________
2.導致____________
3.另一方面____________
4.通過燃燒化石燃料____________
5.大量的____________
6.忍受污染____________
7.有關系，有影響____________
8.大體上，基本上____________
9.高達5攝氏度____________
10.發生____________
part 3 complete the following sentences according to the texts.
1.an energy source is renewable when supplies of it never ______ ______.
2.it is a rapid increase ______ ______ ______ ______ ______.
3.there is ______ ______ that the earth is becoming warming but there is ______ ______ ______ whether it is ______ ______ ______has caused this global warming or whether it is ______ ______ ______ ______.