...to the work of South Australian scientists. Duckweed is a...
根据"Duckweed is a bright green water plant that grows quickly and is rich in nutrients (营养物)."可知,浮萍是一种明亮的绿色水生植物,生长迅速,营养丰富。故选C。(2)细节理解题。根据"You can't take with you because you don't have enough room and each kilo you take w...