Mark the letter A, B, C, or D on your answer sheet to indicate the underlined part that needs correction in each of the following questions.
Their children learn primarily by directly experiencing the world around it.
A. it
B. world
C. experiencing
D. primarily
Đáp án A
The number of N(số nhiều)+ V chia số ít
A number of N(số nhiều)+ V chia số nhiều