Natural disasters like earthquakes, floods, tsunamis, cyclones, volcanic eruption can be unpredictable, ____ and can cause irreparable damage.

Waste from industrial and agricultural ____ pollutes the water that is used by humans, animals and plants.

Seattle is one of the most                           cities in the US.

Choose the letter A, B, C, or D to indicate the word CLOSEST in meaning to the underlined word in the following question.

Water pollution is a result of dumping pollutants such as detergents, pesticides, oil, and other chemicals in rivers, which makes the water unclean.

If you ask me, ____ waste is a much bigger problem than ordinary household waste.

Tourism is changing rapidly as nature, heritage, and recreational destinations become more important, and as conventional tourism is forced to ____ tougher environmental requirements.

Mark the letter A, B, C, or D to indicate the word(s) OPPOSITE in meaning to the underlined word(s) in each of the following questions.

How many people can visit the Galapagos Islands off the coast of Ecuador without affecting the ecological balance?

Ecotourism is ____ by its emphasis on conservation, education, traveler responsibility and active community participation.

Ecotourism         are important to the overall sustainability of the country's tourism industries.

Modern day agriculture practices ____ chemical products like pesticides and fertilizers to deal with local pests.

It is predicted that over the next few decades many species will ____ as once fertile areas turn to desert.

Ecotourism means travel to areas of natural or ecological interest to ______ wildlife and learn about the environment.

"We're watching TV," said the twins.

   The twins said they ____ TV.

Choose the letter A, B, C, or D to indicate the word(s) CLOSEST in meaning to the underlined word(s) in the following question.

WWF was set up in 1961 and had its operations in areas such as the preservation of biological diversity.

Mark the letter A, B, C, or D to indicate the word(s) OPPOSITE in meaning to the underlined word(s) in each of the following questions.

For eliminating pollution, one can switch to alternative and renewable energy sources like bio fuels instead of depending on non-renewable fossil fuels that only helps in polluting our planet.

Consumption of fossil fuels at an alarming rate can ____ to global warming which can further result in melting of polar ice caps and increase in sea levels.

“You must give me your essays," Mrs Vine said.

       Mrs Vine said we ____ give her our essays.

The last time I saw Linda, she looked very relaxed. She explained she'd been on holiday the ____ week.

Choose the letter A, B, C, or D to indicate the word(s) CLOSEST in meaning to the underlined word(s) in the following question.

Mass tourism has contributed to the destruction of the environment.

Mark the letter A, B, C, or D to indicate the word(s) OPPOSITE in meaning to the underlined word(s) in each of the following questions.

One way to protect our environment from pollution is to reduce wasteful consumption.

Many places have ____ outdoor performances where you can dance and mingle with locals who enjoy sharing stories and meeting tourists.

Dinosaurs have been ____ for millions of years.

Most of the air pollution ____ the burning of fossil fuels, motor vehicles, factories, aircraft and rockets.

I asked Martha ____ to join the Green Club.

If we took the 10:30 train, ____ too early.

Choose the letter A, B, C, or D to indicate the word(s) CLOSEST in meaning to the underlined word(s) in the following question.

Stop the degradation of the planet's natural environment and build a future in which humans live in harmony with nature.

Sometimes it’s better not to buy something new, and buy it                       instead.

We can help     the environment by using green and sustainable energy sources.

In Alaska, the ecotourism operators are designed to help minimise tourism                         , which may be more difficult to control as an independent traveler.

Mark the letter A, B, C, or D to indicate the word(s) OPPOSITE in meaning to the underlined word(s) in each of the following questions.

There are 1.6 billion tourists roaming the world, and the impact of tourism can be devastating.

At present, timberlands cover 30% of the area, but wooded areas are being lost ____ a regular basis because people are looking for homes, food, and materials.

My mother encouraged me      for recycling.

He                    we could buy or make reusable bags and leave some bags in our bike for shopping.

If our teacher_________ here now, he _________ us with this difficult exercise.

You will find their house  _________ you take a good street map with you.

_________ without animals and plants?

Choose the letter A, B, C, or D to indicate the word(s) CLOSEST in meaning to the underlined word(s) in the following question.

A lot of waste from hotels and vehicles is also discharged into the water and air.

Mark the letter A, B, C, or D to indicate the word(s) OPPOSITE in meaning to the underlined word(s) in each of the following questions.

Fresh water is very important to life because no one can live without it. Yet it is one of the limited and most endangered natural resources on our planet.

There are lots of things we can all do to ____ the environment.

The areas are very           for tourists who love to study and discover.

Those in ____ of banning laptops in classrooms like to demonstrate how handwritten notes lead to better learning compared to notes taken on a computer.

Environmental pollution needs to be taken care of as soon as possible, not only _____the environment, but also for the people that live in it.

Texas is                        to a number of eco-tour companies, and plenty of ranches and resorts.

However, some scientists argue that the historical evidence shows that over time the Earth heats ____ and cools ____ naturally.

Mass tourism may _____ numerous problems.

"You'll get wet without an umbrella," Dad said.

       Dad said I ____ wet without an umbrella.

Mathew ____ Emma that her train was about to leave.

Bob wanted to know when ____.

You can use my car _________ you drive carefully.

I am not tall enough to reach the top shelf . If I _____taller, I ______the top shelf.

I wouldn't go there at night if I ____ you

Kevin told Phong                            for many years.

Trees won't grow ____ there is enough water.

When I rang Tessa some time last week, she said she was busy ____ day.