If (A) we polluted (B) the air, we will have (C) breathing (D) problems.

How about going to the cinema tonight?

=> Shall ________________________________________________________?

Complete the second sentence so that it has a similar meaning to the first one.

It’s not good for you to stay up late and play games until midnight.

=> You ______________________________________________________________.

We haven’t been to Hanoi for three years. (went)

=> The last time ______________________________________________.

She has never seen the more amazing sight. (most)

=> It’s ________________________________________________________.

Choose the correct answer to complete these sentences.

_________ a nice day! Shall we go swimming?

Read the passage and decide if the following statements are True (T) or False (F).

      Earth Day is a birthday! Just like a birthday is a special day to celebrate a person. Earth Day is a special day that celebrates the Earth. It is a day to remember to take care of our planet.

      Earth Day was born on April 22,1970, in San Francisco, California. It is now the largest, most celebrated environmental event worldwide. Every year, many countries around the world join together in the celebration of Earth Day on April 22^nd. On Earth Day, people celebrate by doing things that help to protect the environment. Some things people do to help the Earth are: turn off the lights to conserve energy, plant trees, recycle, and pick up garbage in their communities.

      You don’t have to wait for Earth Day though, you can help the environment every day!

The first Earth Day was celebrated around the world. ______