| BOOK GLOBAL IELTS ANSWER KEY | |
| TEST 4 (FOUR) READING ANSWERS | |
| READING PASSAGE 1 | |
| 1 | B |
| 2 | D |
| 3 | C |
| 4 | D |
| 5 | NG |
| 6 | T |
| 7 | T |
| 8 | F |
| 9 | amount of toxins |
| 10 | renewable energy |
| 11 | organic matter |
| 12 | geothermal energy |
| 13 | (high) cost |
| READING PASSAGE 2 | |
| 14 | H |
| 15 | F |
| 16 | B |
| 17 | C |
| 18 | J |
| 19 | E |
| 20 | G |
| 21 | C |
| 22 | D |
| 23 | D |
| 24 | optic nerve |
| 25 | retina |
| 26 | macula |
| READING PASSAGE 3 | |
| 27 | NG |
| 28 | T |
| 29 | F |
| 30 | T |
| 31 | F |
| 32 | NG |
| 33 | C |
| 34 | E |
| 35 | B |
| 36 | F |
| 37 | B |
| 38 | A |
| 39 | D |
| 40 | B |
Recommended Books
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Cambridge IELTS 10
Cambridge IELTS 11
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Cambridge IELTS 12 General Training
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Cambridge IELTS 13 General Training
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OTHER BOOKS
Road to IELTS
Achieve IELTS
Official Guide (OG)
IELTS Trainer
IELTS Practice Test Plus 1
IELTS Practice Test Plus 2
IELTS Practice Test Plus 3
Ace The IELTS
IELTSUpgrade 2017 Edition
Test Builder 1
Test Builder 2
IELTS for Academic Purposes Practice
Grammar IELTS
McGraw Hill 2016
Focusing on Reading and Writing Skills
Focusing on IELTS General Training
IELTS Advantage Writing Skills
Star IELTS
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