The word “harvest” in paragraph 3 is closest in meaning to______.
Đáp án D
harvest (v): thu hoạch = gather (v): tập hợp, hái lượm.
Các đáp án còn lại:
A. destroy (v): phá hủy.
B. reduce (v): làm giảm.
C. create (v): tạo ra.
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 ____________.
Compared to preindustrial times, the number of hours in the workweek in the nineteenth century______.
The man mentioned in the passage, who used his cell phone too often, ____________.
According to the passage, what makes mobile phones potentially harmful is ____________.