At present obtaining more land is only possible as _____ result of urbanization, when more farmers leave _____ rural areas to work in the city.
.The book didn’t ________ children probably because the author employed too many scientific terms in it.
Chinese handwriting is an important part of our culture, so young people are required to ___ handwriting.
To make members of a team perform better, the trainer first of all has to know their .
.After boarding the plane, I found my seat _____ by a police officer, wondering whether I got the wrong flight.
.If we humans beings continue to waste and destroy natural resources without using _____ energy, such as the energy from the sun, wind and water, our earth will be done for.