Question

Replace the icons × with the correct forms of the verbs from the box below to complete the following sentences. Use the Present Perfect tense. Write the answers in your notebook.

(see • change • not stop • think • adapt)

a.The Earth's climate × before, but this time people are causing the changes. They are bigger and happening faster than any climate changes that modern society × ever × before.
b.The amount of carbon dioxide (CO2) in the atmosphere × rising over the last decades.
c.Plants and animals × to changes in the environment for millions of years, but today's changes make it difficult for them to adapt.
d.× you × about planting a tree? Trees help to slow climate change because they absorb carbon dioxide during photosynthesis.​

Answer 1

Resposta:

a. has changed; has ever seen

b. hasn't stopped

c. have adapted

d. Have you thought

Espero ter ajudado!