(n).An investigation of the opinions, behaviour, etc. of a particular group of people, which is usually done by asking them questions
民意调查；民意测验
(v).to look carefully at the whole of sth, especially in order to get a general impression of it 查看；审视；审察
2.subway /ˈsʌbweɪ/
(n)an underground railway/railroad system in a city地下铁道；地铁交通
3.spell /spel/
(v)to say or write the letters of a word in the correct order用字母拼写；拼写
(n)a short period of time during which sth lasts(持续的）一段时间
4.source /sɔːs/
(n).a place, person or thing that you get sth from 来源；出处
5.calm /kɑːm/
(adj).not excited, nervous or upset 镇静的；沉着的
(v).to make sb/sth become quiet and more relaxed, especially after strong emotion or excitement 使平静；使镇静
(n).a quiet and peaceful time or situation 平静的时期；宁静的状态
6.vet /vet/
(n). a person who has been trained in the science of animal medicine, whose job is to treat animals who are sick or injured 兽医
7.dusty /ˈdʌsti/
(adj).full of dust; covered with dust 布满灰尘的；灰尘覆盖的
8.accent /ˈæksent/
(n).a way of pronouncing the words of a language that shows which country, area or social class a person comes from 口音；腔调；土音
(v). to emphasize a part of sth 着重；强调；突出
9.cycle /ˈsaɪkl/
(n).a bicycle or motorcycle 自行车；摩托车
(v). to ride a bicycle; to travel by bicycle 骑自行车；骑自行车旅行
10.gas /ɡæs/
(n).any substance like air that is neither a solid nor a liquid, for example hydrogen and oxygenare both gases 气体
(v).to kill or harm sb by making them breathe poisonous gas 用毒气杀伤（或杀死）；使吸入毒气
11.pace /peɪs/
(n).the speed at which sb/sth walks, runs or moves （移动的）速度；步速
12 native /ˈneɪtɪv/
(adj). connected with the place where you were born and lived for the first years of your life 出生地的；儿时居住地的
(n). a person who was born in a particular country or area 出生于某国（或某地）的人
13.entire /ɪnˈtaɪə(r)/
(adj).including everything, everyone or every part SYN whole 全部的；整个的；完全的
14. partner /ˈpɑːtnə(r)/
(n).the person that you are married to or having a sexual relationship with 配偶；性伴侣
(v).to be sb's partner in a dance, game, etc. （在跳舞、游戏等中）结成伙伴，做搭档，配对
15.thunder /ˈθʌndə(r)/
(n).the loud noise that you hear after a flash of lightning , during a storm 雷；雷声
(v). when it thunders , there is a loud noise in the sky during a storm 打雷
16.highway. /ˈhaɪweɪ/
(n).a main road for travelling long distances, especially one connecting and going through cities and towns （尤指城镇间的）公路，干道，交通要道
17.power /ˈpaʊə(r)/
(n).the ability to control people or things 控制力；影响力；操纵力
(v).to supply a machine or vehicle with the energy that makes it work 驱动，推动（机器或车辆)
18.fond /fɒnd/
(adj).feeling affection for sb, especially sb you have known for a long time 喜爱（尤指认识已久的人）
19.pack /pæk/
(v).to put clothes, etc. into a bag in preparation for a trip away from home 收拾（行李）；装（箱）
(n).a container, usually made of paper, that holds a number of the same thing or an amount of sth, ready to be sold （商品的）纸包，纸袋，纸盒
20.cave /keɪv/
(n).a large hole in the side of a hill or under the ground 山洞；洞穴
(v). to fall down and towards the centre 塌落；塌陷；坍塌