Rare and rare animals The sentence in the Echidna text expresses the rarity of Echidna

Grasp the characteristics, be organized, and highlight the "rarity". In the opening stanza, "like a hedgehog", "many people don't know the name", and "only in Australia" are enough to explain its characteristics - "rare and rare". Next, when introducing the physical characteristics of the echidna, its spikes as a shield, one of the "rare" ones, are highlighted; When introducing the characteristics of the echidna's skills, it is highlighted that its claws are sharp and good at digging soil, which is "rare"; When its unique skills are introduced, it highlights its tunneling escape and the magic of digging holes, "rare" third.

When introducing the living habits of the echidna, first say that its food is ** "rare", it mainly eats ants and earthworms, etc., especially termites that Australians hate to the bone; From the characteristics of its mouth structure, it shows that its ability to eat 10,000 ants every day is "rare"; It is also introduced that it is active during the day, dormant in winter, and good at swimming to illustrate its "rare" living habits; It was later introduced that it is good at attacking large anthills and its stomach epidermis is rough to illustrate its "rare" digestive function. Its "rarity" is known, so where is the "rarity"? At the end of the article, the "rarity" of the echidna is highlighted from the introduction of its peculiar reproductive methods, its long lifespan, and the temporary abdominal pockets, laying eggs, and lactating of the female beast, which is really peculiar.

This is how the whole text grasps the characteristics of "rarity and rarity" and introduces the echidna in an orderly manner.

Around the center, the method is appropriate, and the show is flexible. In addition to grasping the characteristics of things and choosing the appropriate order to explain them, the expository text should also use the appropriate explanatory method to explain. For example, when introducing the physical characteristics of the echidna, we can compare it with the hedgehog we are familiar with, so that we can understand that they have in common that "they are covered with thick, hard, sharp spines", and the difference is that "they are covered with spines not only on their backs, but also on the edges of their bodies."

In introducing its food**, "its food** is ants, earthworms, etc. in the Australian grasslands, hills, deserts, and mountains, including termites that Australians hate to the bone", and uses the method of interpretation to give our readers a deeper understanding of why Australians use echidna as the mascot of the Olympics (because echidna eats termites and protects residents' homes).

This little thing is called the echidna, and on the whole earth, only Australia has its footprints.

This little thing is called echidna, and on the whole earth, only Australia has its footprints.

Read the text below and complete the following questions.

Of course, burrowing is not the main duty of a echidna. Its food** is ants in the Australian grasslands, hills, deserts, mountains, etc., including termites, which Australians hate. Many homes in Australia are destroyed by termites every year, and farmers love the cute little echidnas, which is also a factor.

The echidna has a long tubular mouth, the nostrils are open at the tip of the beak of the long mouth, and the tongue is also an important part of the echidna**, which can stick out of the mouth more than a foot, and secretes a very dense mucus on the tip of the tongue, which is used to stick to the stomach of the anteater. It is estimated that it can eat tens of thousands of ants and termites a day.

1 What does the bold word "this is the case" refer to in the first paragraph?

Answer: 2 Why is it said that burrowing is not the main duty of a echidna?

Answer: 3 in paragraph 12'Is the bold word "estimated" inaccurate and why?

Answer: 1 Answer: The titlew wants to eat termites, which are hated by the Australian air messengers.

2 Answer: Because its main duty is to seek food for itself to survive and grow. Digging a hole is just one way to escape.

3 Answer: It is an accurate word, because how many ants and termites can be eaten by echidna in a day has not been specifically verified.

The meaning is correct).

It is characterized by. . . It's a mole.

What about the text?

Echidna is one of the most primitive living mammals and lives all over Australia and hibernates when cold. Its body temperature is constant

Echidna has hard spines on its body, no teeth in its mouth, and looks like a hedgehog, and it has a long tubular mouth with nostrils open at the edge of the mouth, and a long tongue with mucus to feed on termites and ants. The limbs are strong, and each toe has powerful hooking claws, which are long and sharp, which can be used to dig up soil and dig up ant nests.