Раскройте скобки и поставьте нужный вариант в зависимости от смысла. 1. (let/let us) biotechnologists prove that gm foods are safe for human health. 2. (let/let us) do research on the demand for organic foods in russia.

1. Let biotechnologists prove that GM foods are safe for human health.
2. Let us do research on the demand for organic foods in Russia.