Mark the letter A, B, C or D on your answer sheet to show the underlined part that needs correction from:
Bacteria are one of the most abundant (A) life forms (B) on earth, growing on and inside another (C) living things, in every type of environment (D).
A. abundant
B. forms
C. another
D. environment
C
Another = một đối tượng khác (không xác định rõ). Living things = những vật sống -> số nhiều -> sửa C : other (=khác)