Question

module 1 unit 1
7. Speak » Read the article in exercise 5 again. Discuss the questions with a partner.
a. What are some characteristics of ecosystems? b. According to the article, what happens when something does not work in an ecosystem? When people cut down trees, animals lose their habitat. When people pollute rivers, ...​

Answer 1

Holi, esta pagina te ayuda a resolver todos tus ejercicios  en ingles, suerte. Solo quitale las comas, tqm, oxox.

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