3 . A national park is created for the purpose of conservation. Yellowstone National Park in the US was the first national park in the world. Here are some other national parks in the world.

Northeast Greenland National Park, Denmark

The national park is the largest one in the world. It covers an area of 927，000 km²，It is also the most northern national park in the world.

Around 5,000 to 15,000 musk oxen (麝香牛) as well as polar bears live in the park. Some of the birds also live there.

Great Barrier Reef Marine Park, Australia

The park is the second largest national park in the world. It protects a large part of Australia’s Great Barrier Reef from being damaged in any way.

All commercial ships must stay on specific shipping routes that avoid the most sensitive areas of the park. The Great Barrier Reef has the world's largest number of corals and other sea life.

Great Limpopo Transfrontier Park, Mozambique

This national park covers an area of 99,800 km².It joins some of the famous wildlife areas in southern Africa into a huge conservation area.

In 2006, the Giriyondo tourist access between the Limpopo and Kruger national parks was opened. There were 5,000 animals moving from Kruger to Limpopo National Park, including over 1,000 elephants.

Wood Buffalo National Park, Canada

The park was created in 1922 to protect the wood bison (森林野牛) whose population had dropped from 40 million in 1830 to less than 1.000 by 1900.

The park consists of 44,807 square kilometers of northern plains. It is also the world's only natural living place of the cranes (鹤).

1. Which of the following is the earliest national park?

A．Wood Buffalo National Park.	B．Great Limpopo Transfrontier Park.
C．Northeast Greenland National Park.	D．Yellowstone National Park.

2. What can you see in Great Barrier Reef Marine Park?

A．Some sea animals.	B．A lot of polar bears.
C．Many cranes.	D．Hundreds of elephants.

3. What do we know about Great Limpopo Transfrontier Park?

A．It has an area of 44,807 km².	B．It is home to the wood bison.
C．It lies in southern Africa.	D．It is the largest national park.

5 . Lots of people dream of a beach vacation, but hesitate to take one because they don't want to leave a pet behind.     1     You can enjoy some fun in the sun on a beach vacation with your pet. It is easier than ever to find a beach that welcome your pets, and a little extra planning and preparation is all that is required to have a wonderful time on vacation with your pet.

    2     Use the Internet to determine whether a beach is pet friendly. You can look at a beach's website, lists of pet-friendly beaches where you will be traveling. They will tell you about any rules on pets at the local beaches.

Find a hotel that is pet-friendly. Most hotels that accept pets will advertise themselves as pet-friendly on their websites.     3     It's better to know if your pet will be welcome before you make an order.

Clean up after your pet. When vacationing with your pet it doesn't mean that all responsibility is gone. Picking up after it, whether that is when it goes to the bathroom or it makes a mess with its food, is still your responsibility.     4    

Be considerate of others.     5     Some people are scared of animals, especially children, so just be aware of other animals and people on the beach and keep your pet away from them if necessary.

A．Protect your pet from the sun.

B．Make sure you choose a beach that allows pets.

C．However, there is no need to settle for a pet sitter.

D．You never know how an animal will react in public.

E．You could also try to stay with a friend who loves your pet.

F．If you are unsure whether a hotel accepts pets, call it and ask.

G．This is especially important at the beach where many people move around.