GRADE 8_UNIT 7_05

After the accident, many people were exposed ________ radiation

• from

• at

• to

• with

Answer explanation

be exposed to = bị tiếp xúc với

Light pollution has a wide range of negative effects ________ I’m human health.

• on

• of

• for

• to

________ can cause high blood pressure, heart problems, sleep disturbances, and hearing problems.

• Air pollution

• Light pollution

• Water pollution

• Noise pollution

The levels of carbon dioxide in the atmosphere have risen ________ the burning of fossil fuels.

• therefore

• because

• in spite of

• due to

If rubbish is non-biodegradable, it ________ forever.

• exists

• will exist

• won't exist

• doesn't exist

________ are Chemicals that are used to kill unwanted plants, such as weeds.

• Fertilizers

• Pesticides

• Herbicides

• Pollutants

There would be much less pollution ________ people stopped using cars completely.

• if

• since

• when

• although

Emissions of pollutants into the air can ________ changes to the climate

• get on

• end up

• go into

• result in

________ can we help save our environment?

• What

• How

• Why

• How much

It would be better for the environment if more people ________ (use) bikes rather than cars.