單元目標
1．了解澳大利亞的風土人情和歷史，掌握如何學習和寫作類似的介紹生的說明文的技巧和方法，能寫出100詞左右的介紹或說明文．
2．掌握表示“警告和禁止”的句型．
3．復習動詞-ing形式作賓語補足語和狀語的用法．
4．掌握下列句型：
Be careful!
Look out!
Take care!
Don’t throw your lighted cigarette ends out of the window．
You mustn’t smoke while you are walking around in the bush either．
5．對下列單詞和短語應達到“聽、說、讀、寫”的四會要求：
fix up look out take place be ht for
rather than．．．倍數(shù)的表達法 as + adj／adv + as
動詞-ing形式小結(jié)
主動態(tài)、被動態(tài)一般式：doing being done
完成式Having done having been done（實際使用時用done代替）
完成進行式Having been done having been being done（罕見）
Realizing I had been defeated，I put the dough in the rubbish bin outside 此句為動詞一ing形式的一般式作全句的狀語．
I went on preparing the rest of the meal．此句為動詞-ing形式的一般式作介詞的賓語．
核心知識
1．go doing 去做某事（常指與娛樂、體育有關的活動）
go camping go swimming
go fishing go climbing
go hunting go dancing
另外還有：
go shopping go teaching
go farming go nursing 等
2．Look out，Be careful，Take care都是表示小心的意思，特別是look out，
別把它當做“向外看”來理解．
例MET1991
______! There’s a train coming．
A．Look out B．Look round C．Look forward D．Look on
答案：A
典型例題
討論難點
1．______（finish） the meal，she turned on the TV to watch a cartoon pro-
（Workbook L．12 ）
答案是：having finished．根據(jù)句意，finish和turn這兩個動作必定是有先后的，不會同時發(fā)生．
2．翻譯：一些人建議到山的那邊去看看．（Workbook L．9）
譯文：Some people suggested going beyond the mountain to have a look．suggest后直接跟上動詞，該動詞應用它的-ing形式．
剖示考點
1．NMET 1992
The salesman scolded the girl caught ______ and let her off．
A．to have stolen B．to be stealing
C．to steal D．stealing
該題的考點為動詞-ing形式作賓語補足語，屬于catch sb doing sth．的用法，為了便于理解，本句可分解成The girl was caught和The salesman scolded the girl and let her off．兩個句子．其中過去分詞短語caught stealing可理解成定語從句who was caught stealing因此，本題答案為D．
同樣的例子還有：
The missing boys were last seen ________near the river．
A．playing B．to be playing C．play D．to play
答案為A．
2．NMET 1998
Mary is too impatient to be ______ for the work of a nurse．
A．fit B．unfit C．fit to D fitting
be fit for譯為“適合（某種目的、用途）”，或“有能力勝任某工作、職務”．be suitable for譯為“適合（某種環(huán)境、情況或特殊需要）．
本題答案為A．
請看下面例句：
This coat is fit（合身）but not suitable（合適）for me．
3．NMET 1990
After the new technique was introduced，the factory produced ________ tractors in 1988 as the year before．
A．a(chǎn)s twice many B．a(chǎn)s many twice
C．twice as many D．twice many as
該題的考點是倍數(shù)的表達，倍數(shù)詞應放在比較結(jié)構(gòu)前面，因此，答案為C．
【關于“Unit3 Australia”的常見問題】
常見問題1: 高三英語 Unit3 Australia
問題：
-How did the children spend the whole night?
-They spent the whole night ______．
A．to watch TV B．watched TV
C．watching TV D．being watched TV
解答:
答案為A．spend常用于spend．．．（in）doing這個結(jié)構(gòu)中，用以表示花時間做謀事，in可省略．
常見問題2: 高三英語 Unit3 Australia
問題：
As he entered the room，he found many books ______ scattered on the floor．
A．laying B．laid C．lain D．lying
解答:
答案為D．賓語book和它的補足語lie構(gòu)成主動的關系，應用現(xiàn)在分詞．近似詞lie和lay的區(qū)分表
原形
過去時
過去分詞
現(xiàn)在分詞
詞性
漢譯
Lie
lay
Lain
Lying
vi
躺
Lay
laid
Laid
Laying
vt
安放
常見問題3: 高三英語 Unit3 Australia
問題：
Just then the rain came________．
A．poured off B．to pouring down
C．pouring off D．pouring down
解答:
答案為D．pouring down作為方式狀語，修飾came，表示came的方式．She came here running，but I was standing laughing．