unit 2 lesson 1

1.-Complete the sentences with words from the box.(Lesson 1)
      

Weather     emissions        change      melt        environmental         famine

a) Everyone  is talking about climate  change.

b) Global warming  is causing a change in weather patterns.

c) The ice caps will melt in 80 years if we do nothing.

d) Experts predict there will be terrible famine in the world.

e) We must reduce greenhouse gas emissions.

f) Environmental activists are working to persuade governments to act.

2.-Complete the sentences with the verbs in parentheses in the correct from.(Lesson 1)

a) Sea levels will rise if the ice caps melt .  (rise/melt)

b)If sea levels rise a lot , major cities  will dissapear.(rise/dissapear)

c)If we not reduce greenhouse gas emissions , temperatureswill increase. (not reduce/ increase)

d)There will be millions of refugees if we do nothing.(be/do)