英语中"to"有用法是不是在英语的句子,如果一个动词后面还要加用一个动词的话,是不是就要加"to",比如:start t

英语中"to"有用法
是不是在英语的句子,如果一个动词后面还要加用一个动词的话,是不是就要加"to",比如:start to learn,还有一些句子的结构中要用到"to"
还有我再问一个问题就是,什么是副词,
比如"美丽的"和"美丽地"这两个有什么不同呀,语文不好呵呵
1楼的,我就是问一下to是不是有我说的那个用法

1.
●to prep
(a) in the direction of (sth); towards 向, 朝, 对着（某方向或某处）: walk to the office 朝办公室走去 * I'm going to the shops. 我正要去商店. * fall to the ground 落到地上 * on the way to the station 在去火车站的路上 * point to sth 指向某物 * hold it (up) to the light 把它拿起来对着光 * turn to the left/right 向左[右]转 * travelling from town to town, place to place, etc 从一城到另一城、 从一地到另一地 * go to Majorca for one's holidays 去马霍卡岛度假 * He was taken to hospital for treatment. 把他送到医院治疗去了.(b) ~ the sth (of sth) located in a specified direction (from sth) 位於（某物的）某一方向: There are mountains to the north/south/east/west of here. 这儿的北[南/东/西]面有山. * Pisa is to the west (of Florence). 比萨在（佛罗伦萨的）西边. * The shed is to the side of the house. 小棚屋在房子的一边.
towards (a condition, state, quality, etc); reaching the state of (sth) 趋於, 倾向（某种情况、 状态、 性质等）; 至（某种）状态: a move to the left, eg in politics 转向左（如政治上） * stir sb to action 鼓动某人采取行动 * bring/reduce/move sb to tears 把某人感动得落泪 * rise to power 上台掌权 * He tore the letter to pieces. 他把那封信撕碎了. * The mother sang her baby to sleep. 母亲唱歌哄孩子睡觉. * Wait until the traffic lights change from red to green. 要等到交通灯由红变绿再走.
(a) as far as (sth); reaching 到（某处）; 达: The garden extends to the river bank. 这个花园直伸展到河岸. * Her dress reached down to her ankles. 她的连衣裙垂至脚踝. (b) (esp after from sth 尤用於from sth之后) until and including (sth) 直到并包括（某事物）: from beginning to end 自始至终 * from first to last 从头到尾 * faithful to the end/last 忠实到底 * wet, soaked, drenched, etc to the skin 浑身湿透 * cooked to perfection 烹调火候恰到好处 * count (from 1) to 10 （从1）数到10 * all the colours from red to violet 从红到紫的各种颜色 * from Monday to Friday 从星期一到星期五 * from morning to night 从早到晚 * How long is it to lunch? ie How much time is there until lunch? 离吃午饭还有多长时间?
(of time) before (sth) （指时间）在（某事物）之前: a quarter to six 差一刻六点 * ten (minutes) to two 一点五十（分）. Cf 参看 past2 1.
(used to introduce the indirect object of vs marked Dn.pr, Dpr.f, Dpr.t, Dpr.w 用以引导标有Dn.pr、 Dpr.f、 Dpr.t、 Dpr.w符号之动词的间接宾语): He gave it to his sister. 他把那个给他妹妹了. * (fml 文) To whom did she send the book? 她把书送到谁那儿去了? * (infml 口) Who did she send the book to? 她把书送到谁那儿了? * She said to us that she was surprised. 她跟我们说她很惊讶. * I'll explain to you where everything goes. 我要向你解释每一项的去向. * He shouted to his friend to remember the wine. 他大声提醒他朋友别忘了酒.
belonging to (sb/sth); for 属於（某人[某物]）; 为: the key to the door 开这个门的钥匙 * be secretary to the managing director 做总经理的秘书 * the words to a tune 为一首曲子作的词.
(indicating a comparison or ratio 表示相比或比率): I prefer walking to climbing. 我喜欢步行不喜欢爬山. * We won by six goals to three. 我们以六比三获胜. * This is inferior/superior to that. 这个不如[胜过]那个. * Compared to me, he's rich. 跟我比起来, 他算有钱. * odds of 100 to 1 以100比1的赔率赌.
making (sth); adding up to 构成（某数）; 加起来等於: There are 100 pence to the pound, ie 1 = 100p. 1英镑等於100便士. * There are 100 centimetres to the metre. 100厘米是1米.
(indicating a rate 表示比率): do 30 miles to the gallon 每加仑可行驶30英里 * get 10 francs to the pound 1英镑可换10法郎. Cf 参看 per.
(indicating a possible range 表示可能的范围): 20 to 30 years of age 20到30岁 * 3 to 4 centimetres long 3到4厘米长.
in honour of (sb/sth) 向（某人[某事物]）表示敬意: drink to sb/to sb's health 为某人[某人的健康]乾杯 * a toast to the cook 向厨师敬酒 * a monument to (the memory of) the soldiers who died in the war 阵亡将士纪念碑.
close enough to be touching (sb/sth); facing 接近得触到（某人[某物]）; 紧靠着; 面对着: dance cheek to cheek 脸贴脸跳舞 * with an ear to the door 把耳朵贴着门 * sit back to back 背靠背坐着 * cars queueing bumper to bumper on the motorway 高速公路上首尾相接排成长队的汽车.
(used after vs of motion eg come, go, rush 用於动作动词之后, 如come、 go、 rush等动词) with the intention of giving (sth) 有提供（某物）的意图: come to our aid/help/assistance/rescue 前来帮助我们.
concerning (sth) 与（某事物）有关: a right to the throne 王位的继承权 * a solution to a problem 解决问题的方法 * She'sdevoted to her family. 她一心为了自己的家庭.
causing(sth) 引起（某事）: To my surprise, delight, annoyance, etc the Labour Party won the election, ie Their winning caused me surprise, delight, etc. 工党在选举中获胜, 真让我吃惊、 高兴、 烦恼等. * To my shame, I forgot (ie I am ashamed that I forgot) his birthday. 我把他的生日忘了, 真不好意思.
(used after vs of perception, eg seem, appear, feel, look, smell 用於表示感觉的动词之后, 如seem、 appear、 feel、 look、 smell等动词) in the opinion of (sb); according to 按（某人）的看法; 根据（某人）的意见: It feels like velvet to me. 我摸起来像天鹅绒. * Does it look to you like gold? 你看那个像金子吗? * It sounded like crying to him. 他听着那像是哭声.
satisfying (sb/sth) 适合（某人[某事]）: not really to my liking 并非真正符合我的心意 * quite nice, but not to her taste 好是好, 但不合她的口味.
●to
(Used immediately before the simple (root) form of a v to form the infinitive. 置於动词原形（词根）之前, 构成不定式. The following are only a few uses of the infinitive; others are given in n, adj, and v entries. 下面仅是动词不定式的几种用法; 其他用法见各名词、 形容词和动词的词条. )
(used as the object of many vs, esp those labelled Tt, Tnt, Cn.t, Dpr.t, Dn.t 用作许多动词的宾语, 尤其是标有Tt、 Tnt、 Cn.t、 Dpr.t、 Dn.t的动词): He wants to go. 他想去. * We had hoped to finish by four o'clock. 我们原希望四点钟前能完成. * She asked me to go. 她要求我去. * She persuaded him to tell the truth. 她劝他说实话.
(expressing purpose or result in an adv clause 在状语成分中表示目的或结果): They came (in order) to help me. 他们来（为的是）帮助我. * She's working hard to earn money. 她为了挣钱而努力工作. * We make our goods to last, ie so that they will last. 我们制造的货物经久耐用. * They went there to cause trouble. 他们到那里惹麻烦去了. * She ran to the station only to find that the train had left. 她跑到火车站, 但火车却开走了.
(used alone to avoid repetition of the whole infinitive 单独使用, 以避免重复整个动词不定式): I'd like to do it but I don'tknow how to. 我倒是愿意做, 但不知怎麽做. * I intendedto go but forgot to. 我原来想去, 可是忘了去了. * He often does things you wouldn't expect him to. 他常做出谁也料不到的事.
●to
adv part (For special uses with vs and in compounds, eg bring sb to, come to, set-to, lean-to, see the v entries 可与动词连用及构成复合词, 如bring sb to、 come to、 set-to、 lean-to, 其释义见各动词词条. )
(usu of a door) in or into a closed position; shut （通常指门）在或到关闭的位置, 关闭: Push the door to. 把门关上. * Leave it to. 让它关着吧.
(idm 习语) ,to and `fro backwards and forwards 来回地; 往复地: walking to and fro 走来走去 * journeys to and fro between London and Paris 伦敦与巴黎之间的往返旅程.
2.
修饰动词的词
美丽的少女(名词)美丽地转身(动词)