Read the following passage on transport, and mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the questions from 36 to 42.
A. attracting attention
B. for everybody’s use
C. most preferable
D. widely used
* Đáp án
D
* Hướng dẫn giải
Đáp án D
commonplace = widely used: xảy ra thường xuyên với phạm vi rộng