【題目】 Fish live in water. They use their special organ(器官) called gills(腮) for breathing. Some fish are dangerous to humans. Here are the world’s most dangerous fishes.

Electric Eel(電鰻) — It is a South American fish. Electric eels are long and usually gray-brown in color. The electric eel can reach up to 9 feet long and can weigh up to 22 kg. The fish has a mouth. It is rich in blood vessels(血管). The fish can use them as lungs(肺). Its tail has the electric organ that gives off 300 — 650 volts of electricity.

Stonefish — These venomous(有毒的) fish are generally found in the waters of the tropical Indo-Pacific. These fish have small eyes, large heads and mouths. If you ever see one, stay away from it.

Piranha(水虎魚) — There are more than 60 kinds of Piranha fish. These meat-eating fish have sharp(尖利的) teeth. Most of the Piranha fish eat plants or anything that they can find.

Puffer Fish(河豚) — It can inflate(使膨脹) itself with water and air to turn into a ball several times its real size. One puffer fish has enough toxins(毒素) to kill about 30 humans. There are total 120 kinds of puffer fish all over the world.

Four World’s Most Dangerous Fishes

Electric Eel

◆It comes from 【1】 and it is long and gray-brown.

◆The blood vessels in its mouth can 【2】 as lungs.

◆The electric organ in its tail can give off electricity of 300 — 650 volts of electricity.

【3】

◆They live in the waters of the tropical Indo-Pacific.

◆They are venomous and they have small eyes, large heads and mouths.

Piranha

◆They have 【4】.

◆They feed on meat, plants and so on.

Puffer Fish

◆It can inflate itself to turn into a much bigger 【5】.

◆It can kill humans with its toxins.

【答案】

【1】South America

【2】be used

【3】Stonefish

【4】sharp teeth

【5】ball

【解析】

本文是一篇說明文，介紹了4種世界上最危險(xiǎn)的魚。

【1】

根據(jù)原文It is a South American fish可知，電鰻來自于南美。故答案為South America。

【2】

根據(jù)原文It is rich in blood vessels(血管). The fish can use them as lungs可知，電鰻的血管很豐富，這些血管可以用來當(dāng)肺。be used as為固定搭配，意為“被用來做……”，故答案為be used。

【3】

根據(jù)表格右側(cè)內(nèi)容◆They live in the waters of the tropical Indo-Pacific. | ◆They are venomous and they have small eyes, large heads and mouths.可知，這里是描述石魚的。故答案為Stonefish。

【4】

根據(jù)原文These meat-eating fish have sharp(尖利的) teeth可知，水虎魚有著鋒利的牙齒。故答案為sharp teeth。

【5】

根據(jù)原文It can inflate(使膨脹) itself with water and air to turn into a ball several times its real size可知，河豚能用水和空氣將自己膨脹成幾倍于實(shí)際大小的一個(gè)球。故答案為ball。

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