必修二unit4詞匯、短語練習及講解

1、1.If their habitat is threatened or they cannot find enough food, their numbers may decrease. v. & n. 降低，減少如果它們的棲息地受到威脅或它們找不到足夠的食物，它們的數(shù)量就會減少。Its reported that the population of that country has increased _ more than 1.3 billion and _0.5% every year in the past ten years. 據(jù)報道，那個國家的人口在過去的十年間每年增長0.

2、5%，現(xiàn)已增至13億。bytoThe number of students in each class is _the decrease. 每個班學生的數(shù)量在減少。The number of new students decreased _1,200 _900 this year. 今年新生人數(shù)從1,200減少到900.onfromtoAs a result these endangered animals may even_. 結(jié)果，這些瀕危的動物甚至可能會滅絕。die outdie out 滅亡，滅絕；滅亡，滅絕； （風俗、習慣等）逐漸消（風俗、習慣等）逐漸消失失This species

3、has nearly_ because its habitat is being destroyed. 因棲息地正受到破壞，這一物種已瀕臨滅絕。Many old customs have_ for they are out of date.許多舊的習俗已經(jīng)消失，因為他們已經(jīng)過時了。died out died out too much hunting in the 1950s 二十世紀五十年代的過度捕殺打獵打獵；獵取；獵取 go hunting去打獵 He spent the whole day _deer. 他一整天都在獵取鹿。hunt for尋找某物 huntfor sb./sth. 搜索某

4、地尋找某人/某物They_ the wood _the lion escaping from the zoo. 他們搜遍樹林尋找從動物園里逃出來的獅子。hunting huntedforThey are still_ the missing girl, who disappeared last Sunday after attending her friends birthday party.他們?nèi)栽趯ふ夷莻€走失的女孩，她在上個星期天參加完朋友的生日晚會后就不見了。hunting for about 30-40 remain after being left in peace with no

5、hunting 停止獵殺使其平靜地生活后大約剩下了3040只in peace (=peacefully)和平的；和睦的；安靜的P l e a s e l e t m e g o o n w i t h m y study_.請讓我繼續(xù)安靜地學習。in peace拓展：拓展：in 表示狀態(tài)時，其后常接抽象名表示狀態(tài)時，其后常接抽象名詞構(gòu)成固定短語：詞構(gòu)成固定短語：in trouble 在困境中在困境中 in order 井然有序井然有序 in difficulty 處于困難中處于困難中 in doubt 懷疑懷疑 in danger 處于危險中處于危險中why are they in dange

6、r of disappearing? 他們?yōu)槭裁刺幱跍缃^的危險中？be in danger of 面臨的危險Hes _losing his job if he goes on like this. 他這樣下去會丟點工作的。in danger of Daisy responded immediately. 戴茜立刻回答 respond to 回答/應答，對做出答復； respond to(with) 對報以，回報response n. 回答；回復回答；回復 make (a) response to 回答，對回答，對 做出回應做出回應She responded_ my message_ a pho

7、ne call. 她收到我的信息時，給我回了個電話。They _our demands. 他們沒有對我們的要求給出答復。towithmade no response to In relief Daisy burst into laughter 戴茜如釋重負地大聲笑起來 in relief 如釋重負；松了口氣 to ones relief 令某人感到欣慰的是 burst into+n.=burst out+v. ing 突然來 burst into tears/ laughterburst out crying/laughing 突然哭/笑起來I smiled _after I heard I

8、had passed the examination. 聽說我已經(jīng)通過了考試，我如釋重負地笑了。_, the little girl got out of danger. 令我們感到欣慰的是，小女孩脫離了危險。Hearing the story, we_. = Hearing the story, we_. 聽了這個故事，我們笑起來。in reliefTo our reliefburst into laughterburst out laughingFarmers hunted us without mercy. 農(nóng)民們殘忍地捕殺我們。mercy n. 仁慈；寬容；憐仁慈；寬容；憐憫憫 wit

9、hout mercy 殘忍的殘忍的show mercy to sb.(=show sb. mercy) 同情、憐憫某人 have/take mercy on sb. 憐憫某人 beg for mercy 祈求寬恕The kind woman always shows mercy_ the poor children. 那個好心的女人總是憐憫那些貧窮的孩子們。Have mercy _him. He is only a child after all. 仁慈點，畢竟他只是個小孩子。toon1.They allowed tourists to hunt only a certain number o

10、f animals if they paid the farmers.如果游客付給農(nóng)民錢的話，他們允許游客獵取一定數(shù)量的動物。(1)certain adj. 某個；某一; (作前置定語)There is a _Mr. Smith on the phone for you. 有位史密斯先生打電話找你。The library is only open at_ times of day. 圖書館只在一天的某些時段開放。certaincertain(1)確定的，一定（作表語，相當于sure） be certain to do 一定會做某事 be certain of/about 對有把握，確信With

11、 careful preparation, he is certain_; that is, he is certain_.由于精心準備，他確信會成功，也就是說他一定會成功。He is certain to win the race. = It is certain that_. 他肯定能贏這場比賽。of successto succeedhe will win the race1.“Im protecting myself from mosquitoes,” it replied. 它回答說：“我這樣做可以防止蚊子叮咬?！盤rotectfrom/against 保護免受; 使免受We set

12、 up a wildlife reserve to _animals _being hunted. 我們設立野生動物保護區(qū)，保護動物免受獵殺。protectfromIt contains a powerful drug which affects mosquitoes. 它含有一種強效的藥物可以防止蚊子叮咬。contain vt. 包含；容納；裝有；含有Im glad to find the book which _all the information I need. 我很高興找到了那本包含我所需要一切信息的書。The bottle _olives.瓶子里裝著橄欖。The_ _many ki

13、nds of fruits, _apples/ apples_. containscontainscontainercontainsincludingincludedaffect v. 影響 affect = have an effect on Its all too easy to _by our parents. 我們很容易受父母影響。E l e c t r o n i c g a m e s d o n t h a v e _adults but _students a great deal. 電子游戲?qū)Τ扇说挠绊懖淮?，但對學生的影響很大。be affectedmuch effect o

14、n affectYou should pay more attention to the rainforest where I live and appreciate how animals live together. 你們應該多關注我生活的熱帶雨林，并且懂得熱帶雨林的動物是如何在一起生活的。pay attention to 注意，關注注意，關注 pay much/more/little/no attention 非常/更多/很少/不/關注focus ones attention on 將注意力集中于 turn ones attention to 將某人的注意力轉(zhuǎn)向 You should _

15、what the teachers say in class. 你應該在課堂上多注意老師講的內(nèi)容。_has been paid to_ the environment. 人們對保護環(huán)境已投入很多注意力。May I have your attention, please? = Attention, please! 請注意！pay more attention to Much attentionprotectingappreciate v. 理解，意識到，領會；欣賞，賞識，重視；感激，感謝appreciate sth. 感激；欣賞感激；欣賞appreciate (ones) doing 感激（某人

16、）感激（某人） 做某事做某事 would appreciate it if. 要是要是將不將不勝感激勝感激We didnt fully appreciate that he was seriously ill. 我們沒有充分認識到他的病情很嚴重。Her abilities are not fully appreciated by her employer. 她的才干尚未得到雇主的充分賞識。I would appreciate it if you would like to teach me how to use the computer. 要是你能教我使用電腦，我將會非常感激。I really

17、 appreciate your coming. 你能來我非常感激。What must be done if wildlife protection is to succeed?succeed v. 成功；接替，繼承 success n. 成功 successful adj. 成功的 successfully adv. 成功地；圓滿地succeed in (doing) sth. 成功地做某事He _the entrance examination and was admitted to Hong Kong University. 他成功地通過了入學考試，被香港大學錄取了。succeeded

18、in (passing) 1.What should be done to punish people who do harm to the animals?harm n. & vt. 傷害；損害 do harm to sb./ do sb. harm 傷害某人 harmful adj. 有害的 harmless adj 無害的Noise can _our health. = Noise can _our health = Noise can _our health. 噪音會損害我們的健康harmdo harm to be harmful to1.They lived on the earth tens of millions of years ago, long before humans came into being千百萬年前，恐龍就在地球上生活，比人類的出現(xiàn)要早得多come into being（無被動語態(tài)，也不能用于進行時） 形成；產(chǎn)生；出現(xiàn)come into power 掌權(quán) come into use 開始被使用 come into action 開始行動The law has helped many blac