[GRADE 8] Unit 7 Lesson 6 (18/1)

We should learn the _______ way to dispose of waste to protect the environment.

• proper

• poisonous

• global warming

• assistance

Factories must _______ harmful chemicals safely to avoid pollution.

• observe

• extinguish

• discard of

• assist

_______ is caused by the release of a large amount of exhaust fumes into the atmosphere.

• campaign

• global warming

• movement

• mission

The picnic was canceled _______ the heavy rain.

Some plants contain _______ substances that can harm humans.

• proper

• poisonous

• aluminium

• assistance

Robots can _______ workers in dangerous tasks.

• combine

• observe

• discard of

• assist

She works as an _______ for the company's manager.

• mission

• organism

• assistant

• movement

The _______ of the campaign is to raise awareness about global warming.

• movement

• mission

• campaign

• assistant

Scientists used a _______ of different methods to solve the problem.

• mission

• assistant

• lead

• combination

The environmental _______ focuses on reducing the use of single-use plastics.

• movement

• poison

• campaign

• mission