SCHOOL EDUCATION SYSTEM PRACTICE TEST 1 A. PHONETICS I. PICK OUT THE W...
15. Cellulose, which……for making paper, can be found in all plants.
A. is used
B. are used
C. uses
D. is using
15. Cellulose, which……for making paper, can be found in all plants.
A. is used
B. are used
C. uses
D. is using