Which is an action to combat environmental problems?

• dump waste

• use pesticides

• extract metals and minerals

• planting trees

Choose the correct sentence

• She is good at taking pictures

• She is good in taking pictures

• She is good at took pictures

• She is good at takes pictures

Choose the correct sentence

• I am concerned in soil erosion

• I am concerned about soil erosion

• I am concerned at soil erosion

• I am concerned on soil erosion

She would like to_______trees

• plant

• planting

• planted

• plants

Roberto is interested ______signing the petition

• at

• about

• in

• to

Carlos enjoys_______ books

• to read

• reading

• reads

• readed

Sara loves______ pictures of animals

• took

• takes

• take

• taking

Choose the correct option

• Before, there was water pollution, now the water is pure.

• Before, there were water pollution, now the water is pure.

• 
  Before, the water was clean, now there is water pollution

Before _______fumes

• there was

• there were

• there is

• there are

Now, ________ a rainbow

• there was

• there were

• there are

• there is