At present, we have come to sense that creativity is______ it takes to keep a nation highly competitive.
our earth, or else it will be no longer fit for us to live on.
Professor Williams keeps telling his students that the future to the well- educated.
Trees on the hills can stop the rains from away the soil.
What is the best way you can imagine the overuse of water in our daily life.
The boy be very naughty, but he is very lovely.