Spider silk cuts weight of bridges
Official IELTS Practice Material 1 ACADEMIC READING ANSWERS SECTION 1 1 E 2 H 3 I 4 D 5 G 6 yeast 7 bacteria 8 protein 9 chemical solvents 10 (small) holies 11 FALSE 12 TRUE 13 NOT GIVEN ACADEMIC READING ANSWERS SECTION 2 14 A 15 D 16 B 17 C 18 C … Read more