As erosion occurs, soil other land debris wash into our riversD. As erosion occur, soil and other land debris wash into our rivers.[r]
(1)EXERCISE UNIT 6
I/ Choose the correct phrase ( A, B, C, or D ) that best fits the blank space in each sentence 1/ Nam : “Let’s go somewhere for a drink” – Hoa : “ ”
A/ You’re welcome B/ Yes, I’m busy C/ No, thanks D/ OK Let’s that 2/ They……….the beach a clean and beautiful place again if they work hard today
A/ make B/ will make C/ made D/ making
3/ Why don’t we……….banana leaves to wrap food ? – Good idea! A/ used B/ use C/ using D/ to use 4/ Lan wants to buy a hat, a shirt……….a pair of shoes
A/ but B/ so C/ or D/ and 5/ I think we should use energy-saving bulbs to spend less………lighting
A/ on B/ in C/ at D/ of
6/ Mr Brown was disappointed…… ……….people have spoiled this area
A/ with B/ if C/ that D/ when
7/ Their……….….made me sad
A/ friendly B/ friend C/ unfriendliness D/ friendliness 8/ Let’s get a………… ….to make sure there are no cracks in the pipes
A/ locksmith B/ electrician C/ plumber D/ carpenter
9/ / If we use much pesticide…… ….vegetables, the vegetables will become poisonous and inedible
A/ on B/ in C/ of D/ with
10/ In some big cities, the air has been increasingly in recent years
A/ polluted B/ pollute C/ unpollute D/ pollution
11/ You should ………… the amount of water your family uses
A/ repair B/ reduce C/ receive D/ increase
12/ He is going to the post office ……… he wants to send this letter
A/ because B/ and C/ however D/ but
13/ They made their living by ………… fish in the ocean every day
A/ catch B/ to catch C/ catching D/ caught
14.erosion / occur / soil / other / land / debris / wash / As / rivers. A As erosion occurs, soil other land debris wash into our rivers B As erosion occur, soil and other land debris wash into our rivers C As erosion occurs, soil and other land debris wash into our rivers
D As erosion occurs, soil and other land debris are washed into our rivers 15 Our rivers, / streams, / and / seas / being dirtied / activities / land
A Our rivers, streams, and seas is being dirtied by activities on land B Our rivers, streams, and seas are being dirtied by activities on land C Our rivers, streams, and seas is being dirtied by activities land D Our rivers, streams, and seas are being dirtied activities on land 16.air / be / also / the / pollute.
A The air was also pollute C The air is also polluted
B The airs are also pollute D The air is also pollution 17.People will respect and try to protect the environment ……… A if they are aware of importance of the environment
B they are aware of importance of the environment C if they are aware of importance of environment
D if they are aware of the importance of the environment
18.If factories have better methods to protect the environment, ……
(2)19.Many people don’t want to live in big cities because ………
A big cities are very busy, noisy and expensive B big cities is very busy C big cities will be very busy D big cities are very clean
20.It’s necessary that ……
A we may protect the environment B should protect the environment C we should protect the environment D we should protect environment
21.We should suggest …………
A that the company should keep the water clean B the company keeps the water clean C that the company should keep water clean D the company keep the water clean
22.We should stop destroying forests as ………
A the forests provide us with valuable resources B the forests provide us valuable resources C the forests provide with valuable resources D the forests provides us valuable resources
23.Since your house isn’t far from the school, ………
A you should go to school B you should walk to school
C you should walk school D you should walk
24.Our streets will be clean if ………
A people will stop littering B people are stopping littering
C people stop littering D people stops littering
25. _ air is one of the many problems we have to solve
A Pure B Polluted C Dust D Pleasant
26.I’ll be in trouble if I _my passport
A lose will lose C lost D would lose
27.If it is raining this evening, I _
A will go out B don’t go out C go out D won’t go out
28.Minh’s English is excellent He speaks
A perfectly English B English perfectly C perfect English D.English perfect 29.I’m disappointed _ people have spoiled this area
A that B when C if D how
30.We couldn’t go on a picnic as planned it was raining
A however B but C because D so
31.If he hard today, can he have a holiday tomorrow?
A works B will work C worked D would work
32. we were tired, we sat down beside the stream
A Because of B If C As D And
33.Solar energy doesn’t cause
A pollution B polluted C pollute D pollutant
34 Are you looking forward _ my letter ?
A to see B to seeing C saw D seeing
35 “ _” means a piece of land full of rubbish
A junkyard B treasure C hedge D stream
36 Dynamite _ many years ago
A has invented B invented C was invented D were invented 37 I’ll have to buy a map _ I don’t know this area
A if B because C when D because of
38 It is important that he _ take the final examination
A has to B have to C had to D having to
39 Unless you understand I explain it again to you
A am B was C will D would 40 If you know where she lives, please let me