Đáp án đề thi HK1 THPT Lương Văn Can môn Anh lớp 11
12. According to the passage, at no period in human history has there been
A. a population explosion of the magnitude as the one in the twenty century.
B. a universal fear about the future of man.
C. as comprehensive a study of population problems as the one envisaged now.
D. so much consensus among nations concerning the population of the world.

Theo TTHN