313.floor(名)地板；层(动)铺地板
(名):The floor of this room is made of wood.这个房间的地板是木头制的。
(动):The carpenter will floor this room with oak.木匠将用橡木铺设这个房间的地板。

314.flower(名)花
Bees gather nectar from flowers.蜜蜂采集花蜜。

315.fly(名)苍蝇(动)在空中飞行
不规则变化flew, flown
(名):Flies buzzed around the dead cow.一群苍蝇围绕着那只牛的尸体嗡嗡地叫。
(动):Several seagulls flew across the sky.几只海鸥飞过天空。

316.follow(动)跟随、跟着
The dog followed her wherever she went.她走到哪，那条狗就跟到哪。

317.food(名)食物、食品
Milk is the natural food for babies.牛奶是婴儿的天然食品。

318.foot(名)足、脚
复数feet
I usually go to school on foot.我通常走路去上学。

319.for(介)为了；作为
This letter is for you.这是给你的信。

320.foreign(形)外国的、外来的
反义词local
He likes collecting foreign stamps.他喜欢收集外国邮票。

321.forget(动词)忘记、想不起来
不规则变化forgot, forgotten
I'll never forget meeting my husband for the first time.我永远忘不了和我丈夫第一次见面的情景。

322.fork(名)叉子；岔路
Chinese use chopsticks instead of knives and forks.中国人不用刀叉，用筷子。
After about two miles, you'll come to a fork in the road.走两英里左右，你就会到达一个岔路口。

323.forty(形)四十的
He is forty.他四十岁。

324.four(形)四的、四个的
There are four seasons in a year. 一年有四个季节。

325.fourteen(形)十四岁的
She looked fourteen.她看起来14岁。

326.fourth(形)第四个的、第四的
He is the fourth person to give me a big hug.他是第四个热情拥抱我的人。

327.free(形)自由的；免费的
He felt himself at last absolutely.他终于觉得自己完全自由了。
He enjoys free coffee.他享用免费咖啡。

328.fresh(形)新鲜的；淡水的
This kind of fish lives in fresh water.这种鱼生活在淡水中。

329.Friday(名)星期五
F需大写
He'll arrive on Friday.他星期五会抵达。

330.friend(名)朋友
He is a close friend of mine.他是我的挚友。

331.friendly(形)友善的、亲切的
He's not very friendly towards newcomers.他对新来的人不太友善。

332.from(介)自；从
She is singing from morning to night.她从早唱到晚。

333.front(名)正面、前面(形)前面的、正面的
短语in front of
(名):She slipped on the stairs and spilt coffee all dawn her front.她在楼梯上摔了一跤，衣服前面洒满了咖啡。
(形):This is our front garden.这是我们的前花园。

334.fruit(名)水果
I like fruit and vegetables.我喜欢水果和蔬菜。

335.full(形)满的、充满的
The bus was full，so we had to wait for the next one.那班公车挤满了人，我们只好等下一班。

336.fun(名)快乐
We had a lot of fun at the party last night.昨晚的舞会我们玩得很开心。

337.funny(形)有趣的、好玩的
That's the funny joke.那是个有趣的笑话。

338.future(名)未来、将来(形)将来的
(名):Who knows what will happen in the future?将来的事谁知道？
(形):I met my future wife at a dance.我在舞会结识我未来的妻子。

339.game(名)游戏
Football is a game which interests me a lot.足球是我感兴趣的运动。

340.garbage(名)垃圾；废话
不可数
In her home, garbage was used to feed the pigs.在她家，剩菜用来喂猪。
He talked a lot of garbage on the subject.关于这个问题，他讲了许多废话。

341.garden(名)花园；果园(动)从事园艺
(名):There is a botanical garden in Paris.巴黎有个植物园。
(动):She's been gardening all afternoon.整个下午她都在花园里做园艺。

342.gas(名)气体、煤气、汽油
不可数
Is there a gas station nearby?附近有加油站吗？

343.get(动)变得、变成
不规则变化got, got
It's getting cold.天气变冷了。

344.gift(名)礼物；天赋
同义词present
This watch was a gift from my mother.这手表是妈妈给我的礼物。
The boy has a gift for music.这男孩有音乐天赋。

345.girl(名)女孩；女儿
反义司boy
My little girl is at school.我的小女儿在上学。