makes a contribution to

If everyone makes a contribution to protecting the environment, the word will become much more beautiful.

The technology promotes information science to achieve further development and makes a contribution to applied science.

Scholars and researchers should not be concerned with whether their work makes a contribution to the larger society.

Scholars and researches should not be concerned with whether their work makes a contribution to the larger society.

If everyone makes a contribution to environmental protection, the world will become much more beautiful.

If everyone makes a contribution to protecting the environment , the world will become much more beautiful .

If every student makes a contribution to protecting our school, our school will become more beautiful!

If everyone makes a contribution to preventing pollution, our world will become much cleaner.

If everyone makes a contribution to preventing pollution, our world wi ll become much cleaner.

So does the optimum ones, which makes a contribution to gain the high grinding efficiency and quality.

If everyone makes a contribution to protecting the environment.

In my opinion, if everyone makes a contribution to our friends , their lives will become much more better.

If everyone makes a contribution to doing. . . , the world will become.

Mr Yuan Longping makes a contribution to increase in the output of the world rice.

Ifeveryone makes a contribution to environment's protection: the world williphone appear much more lovely.

of China makes a contribution to the world economic development.

If everyone makes a contribution to protecting the environment, our world will become more and more beautiful .

If everyone makes a contribution to protecting the environment, the world