Compared to preindustrial times, the number of hours in the workweek in the nineteenth century______.
D
Kiến thức: Đọc hiểu
Giải thích:
So với thời kỳ tiền công nghiệp, số giờ trong tuần làm việc trong thế kỷ XIX ______.
A. vẫn không đổi
B. giảm nhẹ
C. giảm đáng kể
D. tăng đáng kể
Thông tin: According to anthropologists, people in preindustrial societies spent 3 to 4 hours per day or about 20 hours per week doing the work necessary for life. Modern comparisons of the amount of work performed per week, however, begin with the Industrial Revolution (1760-1840) when 10- to 12-hour workdays with six workdays per week were the norm.
Đáp án:D
Which of the following is closest in meaning to crux in paragraph 4?
The changes possibly caused by the cell phones are mainly concerned with ____________.
The man mentioned in the passage, who used his cell phone too often, ____________.
Many studies on emotional expressions try to answer the question whether _________.