The notes of English..

1. up in the air 不腳踏實地

2. put your feet on the ground = back to the ground

3. mission : the work of teaching people about Christianity, especially in a foreign country; a group of people doing such work / particular work that you feel it is your duty to do

4. send somebody a text :傳簡訊/ 視訊

5.  impulse:  a sudden strong wish or need to do something, without stopping to think about the results

6. Chicago

Chicago is the largest city in both Illinois and the Midwest, and the third most populous city in the United States, with over 2.8 million living within the city limits. Its metropolitan area, commonly named "Chicagoland", is the 26th most populousin the world, home to an estimated 9.7 million people spread across the U.S. states of Illinois, Wisconsin, and Indiana. Chicago is primarily located within Cook County, with the exception of a small northwestern portion of the city at O'Hare International Airport that is located within DuPage County.

Chicago was founded in 1833, near a portage between the Great Lakes and the Mississippi River watershed. The Potawatomi were forcibly removed from their land following the Treaty of Chicago. The city became a major transportation and telecommunications hub in North America.Today, the city retains its status as a major hub, both for industry and infrastructure, with O'Hare International Airport being the second busiest airport in the world. In 2008 the city hosted 45.6 million domestic and overseas visitors.

http://en.wikipedia.org/wiki/Chicago

7. Railway System

A railway electrification system supplies electrical energy to railway locomotives and multiple units so that they can operate without having an on-board prime mover. There are several different electrification systems in use throughout the world. Railway electrification has many advantages but requires heavy capital expenditure for installation.

 http://en.wikipedia.org/wiki/Railway_electrification_system

8. landmark (space middle):something, such as a large building, that you can see clearly from a distance and that will help you to know where you are

9. in someone's shoes : 站在某人的立場

10. coin laundry(投幣式洗衣機)

11. bleach:(v.) to make something white or pale by a chemical process or by the effect of sunlight; to become white or pale in this way / (n.) a chemical that is used to make something become white or pale and as a disinfectant(= to prevent infection from spreading)

12. yeast: a fungus used in making beer and wine, or to make bread rise

13. do drugs / medicine / pill     

       take pill 吃避孕藥

       doing / on drug 吸毒

14. gym=gymnasium

15. lie + to + sb.

      deceive + to

      cheat + on + sb.

      harsh + on + sb.

16. With you that is possible, but with God everything is possible.

17. GPA: grade point average

18. salute the flag

19. temple: each of the flat parts at the side of the forehead / a building used for the worship of a god or gods, especially in religions other than Christianity