F

　　fail - v. to not succeed; to not reach a goal　失败

　　fair - ad. just; honest; what is right　公正

　　federal - ad. of or having to do with a national or central government 联邦的

　　fertile - ad. rich in production of plants or animals; producing much 肥沃的，多产的

　　fierce - ad. extremely strong; violent; angry　猛烈的

　　financial - ad. of or about the system that includes the use of money, credit, investments and banks　财政的

　　fine - n. a payment ordered by a court to punish someone for a crime 罚款; ad. very good 好的; very small or thin　细小的

　　fireworks - n. rockets producing bright fire in the sky, used in holiday celebrations　鞭炮

　　firm - ad. not easily moved or changed ("She is firm in her opinion.")　坚定的

　　fit - v. to be of the correct size or shape ("These shoes fit my feet.")　适合

　　fix - v. to make good or right again　修理

　　flee - v. to run away from　逃跑

　　float - v. to be on water without sinking; to move or be moved gently on water or through air　飘浮

　　flood - v. to cover with water 淹没; n. the movement of water out of a river, lake or ocean onto land　水灾

　　flow - v. to move like a liquid　流动

　　fluid - n. any substance that can flow, such as a liquid 液体

　　forgive - v. to pardon; to excuse; to remove guilt　原谅

　　former - ad. earlier in time; not now　前任的

　　forward - ad. the direction in front of; toward the front 向前的

　　freedom - n. the condition of being free　自由

　　freeze - v. to cause or to become very cold; to make or to become hard by cold　冰冻

　　fresh - ad. newly made or gathered; recent　清新的

　　frighten - v. to cause great fear　使惊吓

　　fuel - n. any substance burned to create heat or power 燃料

　　funeral - n. a ceremony held in connection with the burial or burning of the dead　葬礼

　　G

　　gain - v. to get possession of; to get more; to increase 获得

　　gas - n. any substance that is not solid or liquid; any substance that burns to provide

　　heat, light or power　气体

　　gather - v. to bring or come together into a group or place 集合; to collect 收集

　　govern - v. to control; to rule by military or political power　统治

　　government - n. a system of governing; the organization of people that rules a country, city or area　政府

　　grain - n. the seed of grass plants used for food, such as wheat, rice and corn; those plants that produce the seeds　谷类

　　gray - ad. having the color like that made by mixing black and white　灰色的

　　grind - v. to reduce to small pieces by crushing　磨碎

　　guarantee - v. to promise a result; to promise that something will happen 保证

　　guerrilla - n. a person who fights as part of an unofficial army, usually against an official army or police　游击队

　　guilty - ad. having done something wrong or in violation of a law; responsible for a bad action　有罪的

　　H

　　halt - v. to come or cause to come to a stop; to stop　停止

　　headquarters - n. the center from which orders are given; the main offices of a business or organization　司令部

　　health - n. the general condition of the body and mind; the condition of being free from sickness or disease　健康

　　helicopter - n. a machine without wings that can fly up or down or remain in one place above the ground　直升机

　　hijack - v. to seize or take control of a vehicle by force 绑架

　　holy - ad. greatly honored in religion　神圣的

　　honor - v. to obey; to show strong, good feelings for 尊敬 ("to honor one's parents"); n.

　　an award; an act of giving special recognition 尊敬("He received many honors for his efforts to help others.")　

　　horrible - ad. causing great fear; terrible 可怕的

　　hostage - n. a person captured and held as a guarantee that a demand or promise will be honored　人质

　　hostile - ad. ready to fight; ready for war 敌对的　

　　I

　　identify - v. to recognize someone or something and to say who or what they are　识别

　　illegal - ad. not legal; in violation of a law　非法的

　　imagine - v. to make a picture in the mind; to form an idea　想象

　　import - v. to bring from another country 进口; n. something brought from another country, usually for sale　进口商品

　　improve - v. to make better; to become better　提高

　　incident - n. an event or something that happens　事故

　　incite - v. to urge or cause an action or emotion, usually something bad or violent　煽动

　　increase - v. to make more in size or amount　增加

　　independent - ad. not influenced by or controlled by another or others; free; separate　独立的

　　individual - n. one person　个人

　　industry - n. any business that produces goods or provides services; the work and related activity in factories and offices; all organizations involved in manufacturing 工业，产业，行业

　　infect - v. to make sick with something that causes disease　传染

　　inflation - n. a continuing rise in prices while the value of money goes down　通货膨胀

　　influence - v. to have an effect on someone or something; to cause change　影响

　　inform - v. to tell; to give knowledge to　告知

　　inject - v. to force a fluid into, such as putting medicine or drugs into the body through the skin　注射

　　injure - v. to cause harm or damage to a person or animal　伤害

　　innocent - ad. not guilty of a crime; not responsible for a bad action　无辜的

　　insane - ad. mentally sick　患精神病的

　　inspect - v. to look at something carefully; to examine, especially by an expert　视察

　　instrument - n. a tool or device designed to do something or to make something　器械

　　insult - v. to say something or to do something that makes another person angry or dishonored　侮辱

　　intelligence - n. the ability to think or learn; information gathered by spying　智慧

　　intelligent - ad. quick to understand or learn　有才智的

　　intense - ad. very strong; extremely serious　剧烈的

　　interest - n. what is important to someone 利益 ("He acted to protect his interests." "She had a great interest in painting."); a share in owning a business; money paid for the use of money borrowed　利息

　　interfere - v. to get in the way of; to work against; to take part in the activities of

　　others, especially when not asked to do so　干涉

　　intervene - v. to come between; to come between in order to settle or solve　干预，介入

　　invade - v. to enter an area or country by force with an army　侵略

　　invest - v. to give money to a business or organization with the hope of making more money　投资

　　investigate - v. to study or examine all information about an event, situation or charge; to search for the truth　调查，研究

　　involve - v. to take part in; to become a part of; to include　包括

　　issue - n. an important problem or subject that people are discussing or arguing about　事件