CLASS 11 UNIT 10: NATURE IN DANGER
A. PHONETICS
I. Circle the word whose underlined part is pronounced differently from that of the other words.
1) A. supply B. dirty C. energy D. happy
2) A. decreased B. influenced C. endangered D. established
3) A. answer B. sweater C. swim D. switch
II. Circle the word that has stress pattern different from that of the other words.
4) A. nature B. danger C. human D. environment
5) A. exist B. species C. effect D. condition
6) A. forest B. water C. destroy D. industry
III. VOCABULARY AND GRAMMAR
* Circle the best answer for each sentence.
7) Many rare ____ of animals are in danger of extinction.
A. species B. classes C. beings D. pairs
8) People are destroying the environment by adding ____ to it.
A. pollutes B. pollutions C. pollutives D. pollutants
9) Many efforts have been made to protect ____ nature.
A. danger B. dangerous C. endanger D. endangered
10) Many species of animals are threatened and could easily become ____.
A. disappeared B. vanished C. empty D. extinct
11) Many animals are ____ for their fur and other valuable parts of their bodies.
A. hunted B. chased C. run after D. followed
12) They started a campaign to ____ smoking among teenagers.
A. encourage B. decrease C. discourage D. prohibit
13) Dinosaurs became ____ millions of years go.
A. disappear B. extinct C. lost D. endangered
14) The chemical ____ from cars and factories make the air, water and soil dangerously dirty.
A. pollution B. polluted C. pollutants D. pollute
15) Human beings are ____ for the changes in the environment.
A. account B. faulty C. blame D. responsible
16) By cutting down trees, we ____ the natural habitat of birds and animals.
A. hurt B. would C. damage D. injure
17) __ aren’t effective anymore because insects have become resistant to them.
A. Fertilizer B. Pesticides C. Herbicides D. Composts
18) They started a campaign to ____ smoking among teenagers.
A. encourage B. decrease C. discourage D. prohibit
19) He is the singer about ____ I often tell you.
A. that B. who C. whom D. him
20) The concert ____ I listened last weekend was boring.
A. to that B. to which C. for what D. for which
21) That’s the girl to ____ my brother got engaged.
A. which B. who C. whom D. her
22) I like the village ____ I used to live.
A. in that B. in where C. which D. in which
23) I don’t know the reason ____ she hasn’t talked to me recently.
A. on which B. for which C. of which D. about which
24) The little girl ____ I borrowed this pen has gone.
A. whose B. from who C. from that D. from whom
25) The speech ___ we listened last night was information.
A. to which B. which to C. to that D. that
26) The boy to ____ I lent my money is poor.
A. that B. who C. whom D. B and C
27) The knife ____ we cut bread is very sharp.
A. with that B. which C. with which D. that
28) The authority gathered those villagers ____ they explained the importance of forests.
A. who B. whom C. to whom D. to that
IV. WRITING: Combine each pair of sentences into one, using a relative clause following a
preposition.
0. Margaret is the girl * . I went on holiday with her.
→ Margaret is the girl with whom I went on holiday.
1. The flat is very dirty. He lives in it.
→ ……………………………………………………………………………..
2. This is Jack . I stayed during the summer with him.
→ ……………………………………………………………..
3. Helen is the girl . I have talked to you about her.
→ ………………………………………………………………..
4. The music sounds really interesting. You are listening to it.
→ ………………………………………………………………………………………………..
5. I’m waiting for the bus . I go to work on it.
→ ……………………………………………………………………..
6. That is the house . I lived in it when I was young.
→ ……………………………………………………………..
7. The man is called Eric. She works for him.
→ ……………………………………………………………………..
8. The boy is very nice. I go to school with him.
→ …………………………………………………………………..
9. I met the people. You told me about them.
→ ……………………………………………………………..
10. Here’s the address. You should write to this address.
→ ……………………………………………………………..
Keys:
- The flat in which he lives is very dirty.
- This is Jack with whom I stayed during the summer.
- Helen is the girl about whom I have talked to you.
- The music to which you are listening sounds really interesting.
- I’m waiting for the bus on which I go to work.
- That is the house in which I lived when I was young.
- The man for whom she works is called Eric.
- The boy with whom I go to school is very nice.
- I met the people about whom you told me.
- Here’s the address to which you should write.
V. Supply the correct form of the word in box:
- People are destroying the air by adding ___________________ to it. (pollute) pollutants
- Rare animals are in ________________ today. (endanger) danger
- A number of rare animals are now in danger of _____________ (extinct) extinction
- Human beings are responsible for the changes in the ________________ (environmentally) environment
- Exporting is necessary for our economic ______________ (survive) survival
- Don’t ______________ in matters that don’t concern you. (interference) interfere
- The war brought death and ___________ to the city. (destruct) destruction
- Smoking is ______________ in the office. (prohibition) prohibited
- Cars and motorbikes release ___________ into the atmosphere. (pollute) pollutants
VI. Writing: Write a description of Phu Quoc National Park, using the facts and figures below:
- Location: Mekong River Delta, Kien Giang Province
- Area: 314.22ha
Strictly protected area: 8,603ha, biological restoration area of 22,603 ha, and administrative and services of 33 ha
- Special features: land and sea area, protect oceanic species such as dugong
- Historic features: established by the Decision 91/2001/ QD-TTg dated 8 June 2001 signed by the Prime Minister of S.R. Vietnam on upgrading Northern Phu Quoc National Park
Your writing:
Phu quoc National Park is a national park on Phu Quoc Island, in the Kien Giang Province of Vietnam’s Mekong River Delta Region. This park includes land and sea area, procting oceanic species such as dugong. This park was established by the Decision 91/2001/ QD-TTg dated 8 June 2001 signed by the Prime Minister of S.R. Vietnam on upgrading Northern Phu Quoc National Park.
Total area of the park is 31,422 ha, inclusive of: 8,603ha, biological restoration area of 22,603 ha, and administrative and services of 33 ha
GV soạn: Phạm Nguyễn Mỹ Thiện