E10. Unit 9: Looking back - Practice

Choose the best answer A, B, C or D to complete the sentences.

If wastes are thrown _______, they can cause pollution in water, land and air.

• eco-friendly

• inappropiately

• disappointingly

• favourably

Air pollution is such a serious _______ that it has been a direct factor in the _____ of millions of people each year.

• threaten - death

• threaten - deaths

• threat - death

• threat - deaths

Kevin told Phong _______ to our environment in several ways.

• plastic is too harmful

• plastic was very harmful

• plastic may be very harmful

• plastic had been very harmful

My mother encouraged me _____ for recycling.

• collect

• to collect

• collecting

• should collect

Choose the word which has a different stress pattern from the others.

• A. global

• B. greenhouse

• C. fuel

• D. effect

Choose the word which has a different stress pattern from the others.

• diversity

• biology

• degradation

• activity

Find the word which has a different sound in the part underlined.

• impact

• focus

• pesticide

• practical

Find the word which has a different sound in the part underlined.

• threat

• increase

• release

• easy

He asked the children ______ the river.

• not to pollute

• not polluting

• don't pollute

• if they don't pollute

Burning garbage ______ dangerous gases to the environment, and this may lead to global warming

• throws

• sends

• emits

• rejects