Unit10-English11 (answer key)

500 BÀI TẬP TIẾNG ANH LỚP 11
UNIT 10
NATURE IN DANGER
A. MULTIPLE CHOICES:
I/ Select the synonym of the following bold and underlined word in each
sentence in the unit:
1/ A. hazarded ; 2/ A. spread ; 3/ C. calculated ; 4/ B. kind
5/ D. Despite this ; 6/ B. influencing ; 7/ C. ruining ; 8/ B. angles
9/ D. important ; 10/ C. scarce
II/ Select the antonym of the following bold and underlined word in each
sentence in the unit:
1/ B. protected ; 2/ B. assembled ; 3/ C. leave ; 4/ D. dead
5/ D. minor ; 6/ B. creating ; 7/ D. unimportant
8/ A. common ; 9/ D. slowly ; 10/ C. abandon
III/ Choose the best answer A, B, C or D for each sentence:
1/ B. destruction ; 2/ A. variety ; 3/ B. industrials
4/ A. threat ; 5/ D. bleeding ; 6/ B. sensitive
7/ D. imaginary ; 8/ D. developments ; 9/ C. constructive
10/ D. naturally
IV/ Choose the correct words to complete the sentences:
1/ A. planted ; 2/ B. value ; 3/ D. diseased ; 4/ D. bush
5/ A. D. types ; 6/ B. used to be attacked ;
7/ A. at the conference by Dr. Nam at 3 p.m.
8/ B. to lie ; 9/ A. bring ; 10/ B. to clean
V/ Choose the word whose underlined part has a different pronunciation
from the others in each group:
1/ D. question ; 2/ C. spe cies ; 3/ A. variety ; 4/ C. fetched
5/ C. co nstant; 6/ B. natu ral ; 7/ A. sci entist ; 8/ C. sky
9/ A. cups ; 10/ C. sch ool
VI/ Choose the word whose underlined part has a different pronunciation
from the others in each group:

1/ D. question ; 2/ A. forest ; 3/ A. variety ; 4/ C. passed ; 5/ C. co nstant
6/ B. natu ral ; 7/ A. sci entist ; 8/ C. dry ; 9/ A. plants
10/ C. sch ool
VII/ Choose the word whose main stress is placed differently from the others
in each group:
1/ B. environment ; 2/ D. instead ; 3/ A. eliminate ; 4/ C. naturally
5/ A. medicine ; 6/ C. frequent ; 7/ D. define ; 8/ B. industry
9/ A. constant ; 10/ C. allow
VIII/ Match the words in column A with their synonyms in column B:
1-G ; 2-I ; 3-E ; 4-A ; 5-C ; 6-F ;7-H ; 8-D ; 9-J ; 10-B
IX/ Match the words in column A with their antonyms in column B:
1-F ; 2-I ; 3-B ; 4-G ; 5-A ; 6-H ; 7-E ; 8-J ; 9-D ;10-C
X/ Match the sentences, clauses or phrases in column A with the ones in column
B to make meaningful sentences:
1-H ; 2-F ; 3-C ; 4-I ; 5-G ; 6-A ; 7-E ; 8-D ; 9-J ; 10-B
XI/ Find the one mistake (A, B, C or D) in these sentences and then
correct them:
1/ (A) Because of → Because ; 2/ (D) to win → to beat
3/ (A) is known → knows ; 4/ (D) to swim → to swim in
5/ (A) unless → if ; 6/ (B) last time → the last time
7/ (D) by foot → on foot ; 8/ (C) fifth year → the fifth year
9/ (A) huge → great ; 10/ (C) can’t breath → can’t breathe
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500 BÀI TẬP TIẾNG ANH LỚP 11
XII/ Find the one mistake (A, B, C or D) in these sentences and
then correct them:
1/ (A) which => (A) where ; 2/ (A) few => (A) little
3/ (B) wherever => (B) whenever ; 4/ (B) the three => (B) the third
5/ (C) will be => (C) to be ; 6/ (C) which => (C) from which
7/ (A) complaint of => (A) complain of

8/ (B) explaining => (B) to explain ; 9/ (B) why => B) the whys
10/ (C) a large number of => (C) a great deal of
XIII/ Read the following passage carefully, and then select the best option
A, B, C or D to complete it:
1/ B. developed ; 2/ C. including ; 3/ A. platforms ; 4/ A. sold
5/ D. although ; 6/ B. publisher ; 7/ D. system ; 8/ C. website
9/ A. exclusive; 10/ D. manual
XIV/ Read the following passage carefully, and then select the best option A,
B, C or D to complete it:
1/ C. natural ; 2/ D. water ; 3/ A. resources ; 4/ A. renewable
5/ B. such as ; 6/ A. solar ; 7/ C. that ; 8/ D. replaced ; 9/ C. or
10/ B. periods ; 11/ A. iron ; 12/ B. on ; 13/ D. as well as
14/ C. For example ; 15/ B. protected
XV/ Read the passage below carefully, and then choose the best answer:
1/ D. spring up; 2/ B. provide ; 3/ C. ways ; 4/ A. guarantee
5/ D. aquatic ; 6/ B. when a natural resource crosses political borders
7/ A. a river ; 8/ C. Conservation methods are incidental to care for the river
for future use.
9/ D. The way where one ordinary source is managed has a direct effect upon
other ordinary sources.
10/ D. Conservation conflicts
B. USE OF ENGLISH:
I/ Match the sentences, clauses or phrases in column A with the ones in column B
to make meaningful sentences:
1 2 3 4 5 6 7 8 9 10
J E B I F C H G A D
II/ Supply the correct form of the word in brackets:
1/ confident ; 2/ awfully ; 3/ mixture ; 4/ sensible ; 5/ feeling
6/ erosion ; 7/ destruction; 8/ competence ; 9/ interested ; 10/ conservative
III/ Change the sentences below into passive voice:

1/ A mouse was caught by the cat.
2/ Our old grandparents have to be looked after.
3/ A handsome man was seen at the party last night.
4/ Was that novel written by that woman?
5/ Tea is drunk by English people every morning.
6/ His lessons are being learned now.
7/ The problems will be solved soon.
8/ Their homework is being done at present.
9/ Who was the window broken by?/ By whom was the window broken?
10/ My work has just been finished.
IV/ Change the sentences below into active voice:
1/ Her brother is planting some trees in the garden now.
2/ The builders have just built a new hospital here.
3/ A famous author wrote this book.
4/ Your friends will help you.
5/ Policemen are chasing a thief.
6/ Mr. Nam taught us math.
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500 BÀI TẬP TIẾNG ANH LỚP 11
7/ Mr. Khang is now explaining the new lesson.
8/ His son dug a small hole in the yard.
9/ The waiters will serve coffee.
10/ Someone sent me a big parcel last weekend.
V/ Complete the sentences using the words given in brackets, beginning as
shown:
1/ Sang suggested (that) Linh waited/ should wait for him at the station.
2/ Despite not waking/ getting up on time, Loan wasn’t late for work.
3/ This is the first time they’ve had this sort of drinks.
4/ After a long and tiring chase, they managed to arrest the burglar.
5/ Ngoc ought to have written to her relative yesterday.

6/ He has such small handwriting that we can hardly read it.
7/ Your director have to/ must be picked up from the airport.
8/ We regret telling him our plans for next week.
9/ To their surprise, Minh left the room early.
10/ Most of the witnesses said that she was to blame for the accident.
VI/ Use the appropriate prepositions to complete the following passage:
1/ in ; 2/ by ; 3/ of; 4/ in ; 5/ of ; 6/ In ; 7/ in ; 8/ like ; 9/ in ; 10/ for ; 11/ of ; 12/
of ; 13/ than ; 14/ and ; 15/ In ; 16/ for ; 17/ of ; 18/ and ; 19/ for ; 20/ to ; 21/ for
; 22/ such as ; 23/ of ; 24/ towards ; 25/ in ; 26/ with ; 27/ in ; 28/ in ; 29/ to ; 30/
with
VII/ Use the active or passive form to complete this passage:
1/ include ; 2/ are grouped ; 3/ is ; 4/ may be replaced ; 5/ is
6/ is to ensure ; 7/ are not consumed ; 8/ are replaced ; 9/ are
10/ cannot be replaced or can be replaced ; 11/ include ; 12/ focus
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