Giải bởi Vietjack
B là đáp án đúng
There has been a gradual decrease in the rural population. (decrease)
The rural ________________________.
The line graph illustrates how the world population has changed. (show changes)
The line graph ________________________.
House prices in big cities have increased a lot over the past decade. (go up)
House prices ________________________.
There has been a rapid increase in the urbanisation rate. (increase)
The urbanisation ________________________.
