Reforestation________ is the process of replanting trees aims to restore forests and recover natural habitat in destroyed forested areas.

Jane Goodall started to study chimpanzees at the age of 26.

Jane Goodall has ________________________________________________________.

Circle the letter A, B, C, or D to indicate the best option for each of the following questions.

We can save our forests by limiting the demand________ trees, land for agriculture, materials for construction.

Generation gap is the differences in thinking and acting between two or more generations.

Giving money is a good way to support beggars.

We should use energy supplied by solar panels and other renewable energy sources so that we can reduce carbon emissions. (IN ORDER TO)

______________________________________________________________________.

Eating lunch at school is an option __________ by most state schools.