tiếng anh 3

A sustainable forest is a forest where trees that are cut down are replanted, and the wildlife is protected.

• adaptable

• maintainable

• flexible

• comfortable

Air pollution is a consequence of the burning of fossil fuels by motor vehicles, factories, aircraft, and rockets.

• product

• example

• harm

• result

When you take part in an eco tour, you learn more about the cultural traditions of the local people and the natural habitat of some rare animals.

• participate

• conduct

• enjoy

• depart

I help people learn about the environmental impact of tourism.

• advantage

• influence

• benefit

• cause

Learning in a traditional classroom also has fewer distractions than learning online.

• happiness

• disadvantages

• tiredness

• attention

It may become necessary for the United Nations to work out international agreements and strict environmental controls on the tourist industry.

• tight

• loose

• exact

• accurate

Much has to be done to achieve gender equality in employment opportunities.

• abandon

• attain

• obtain

• reach

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

• costly

• excessive

• safe

• economical

Huong on the phone when I came in.

• talked

• was talking

• has talked

• has been talking.

When I came to visit her last night, she _________ a bath.

• has

• have

• was having

• is having