Read the following passage and choose the best answer for each blank.
Although some groups of people have always lived outdoors in tents, camping as we know it today only began to be (26)_______ about 50 years ago. The increase in the use of cars and improvements in camping (27) _______ have allowed more people to travel longer (28) _______ into the countryside and to stay there in greater comfort. Many campers like to be (29) _______ themselves in quiet areas, so they (30) _______ their tent and food and walk or cycle into the forests or the mountains. Others, preferring to be near people , drive to a public or privately-owned campsite (31) _______ has up-to-date facilities ,(32) _______ hot showers and swimming pools. Whether campers are (33) _______ in the mountains or on a busy site, they should remember to (34) _______ the area clean and tidy. In the forests, they must put out any fires and keep food hidden to avoid attracting (35) _______ animals.
Question: have allowed more people to travel longer (28) _______ into the countryside and to stay there in greater comfort.
A. ways
B. directions
C. voyages
D. distances
way (n): đường
direction (n): hướng
voyage (n): chuyến đi biển
distance (n): khoảng cách
=> The increase in the use of cars and improvements in camping equipment have allowed more people to travel longer distances into the countryside and to stay there in greater comfort.
Tạm dịch: Sự gia tăng trong việc sử dụng xe hơi và cải tiến trong thiết bị cắm trại đã cho phép nhiều người đi du lịch xa hơn vào nông thôn và ở lại đó thoải mái hơn.
Đáp án cần chọn là: D