高一英语必修二unit4Language_points

5 reserve n.
an area of land kept in its natural state, especially for wild animals to live in to be protected: a nature / game / wildlife reserve
6 hunt v. [I or T]
突然笑起来；大声笑出来 All the classmates burst into laughter when David acted out the episode. 当戴维表演完那段插曲时，全班同学 都捧腹大笑。
12 mercy n. [U] kindness and forgiveness shown towards someone whom you have authority over: She appealed to the judge to have mercy on her husband. The prisoners pleaded for mercy. The gunmen showed no mercy, killing innocent men and women.
17 insect n. [C] a type of very small, air-breathing animal with six legs, a body divided into three parts and usually two pairs of wings, or, more generally, any similar very small animal: Ants, beetles, butterflies and flies are all insects. I've got some sort of insect bite on my leg.
18 contain v. to have sth. inside or have sth. as a part 包含；容纳；容忍 e.g. He opened the bag, which contained a wallet, a car key and a mobile phone. e.g. This article contains important information about wildlife protection. container n. 容器
2 to search for something or someone; to try to find something or someone: I've hunted all over the place, but I can't find that book. They are still hunting for the missing child. I've hunted high and low (= looked everywhere) for my gloves. They have spent months house-/jobhunting (= looking for a house/a job).
15 protect v. to keep someone or sth. safe from harm, damage or illness protect sb. / sth. from (against) sth. e.g. Kids should be protected from the violence. e.g. The walls were built to protect the country against the attack. protection n.
10 relief n.（痛苦或忧虑的）减轻或解除 减轻痛苦的事物
Relief was quickly sent to the sufferers from the great fire. 救济品很快被送到遭受火灾的灾民手中。 in relief 如释重负；松了口气
11 burst into laughter
2 respond to sth. If diseases or patients respond to treatment, the treatment begins to cure them: It remains to be seen whether the cancer will respond to treatment.
4 loss n. 1 [C or U] when you no longer have something or have less of something: Many parents feel a sense of loss when their children leave home. He suffered a gradual loss of memory. 2 [S] a disadvantage caused by someone leaving an organization: It would be a great loss to the department if you left.
16 mosquito n. a small flying insect that bites people and animals, and sucks their blood: Some types of the anopheles mosquito transmit malaria to humans. mosquito net n. [C] 蚊帐
词语辨析
contain, include
都有“包含”的意思 include指在整体中能明确界定的几个 部分。 e.g. The health club includes a gym, swimming pool, and locker room. 健身俱乐部包括体操房，游泳池和更 衣室。
contain侧重包含“内容”或“成分” 。s are healthy food because they contain lots of vitamins. 我认为蔬菜是不错的食品，因为它们 含有大量维生素。
1 to chase and try to catch and kill an animal or bird for food, sport or profit: When lion cubs are young, the mother stays with them while the father hunts for food. Cats like to hunt mice and birds. Elephants used to be hunted for the ivory from their tusks.
19 powerful adj. 1 having a lot of strength or force: She's an extremely powerful runner. The picture quality is bad because the TV signal isn't powerful enough. 2 having a very great effect: a powerful drug
2 die out
to become less common and finally stop existing: Dinosaurs died out millions of years ago. It's a custom which is beginning to die out.
3 decrease v. [I or T] to become less, or to make something become less: Our share of the market has decreased sharply this year. We have decreased our involvement in children's books.
8 carpet n. 1 [U] thick woolen or artificial fabric for covering floors or stairs a roll of carpet 2 [C] a piece of carpet used as a floor covering, especially when shaped to fit a room to lay a carpet a bedroom carpet
3 [C or U] the death of a person: They never got over the loss of their son. 4 [C] when a business spends more money than it earns: The company announced a pre-tax loss of three million pounds.
9 respond v. [I] 1 to say or do something as a reaction to something that has been said or done: [+ speech] To every question, he responded "I don't know." I asked her what the time was, but she didn't respond. How did she respond to the news?
1 wild adj.
describes plants or animals that live or grow independently of people, in natural conditions and with natural characteristics: