New Words：
appoint [əˈpɔɪnt] v. 任命；委任；安排；约定(时间、地点)
Sample Sentences：
We must appoint a day to meet again.
They have appointed a new head teacher at my son's school.
Maybe we can appoint Simpson instead of Jackson to do that job.
New Words：
homeless ['həumlis]
adj.无家可归的
n.无家可归的人；流浪汉
Sample Sentences：
It is so generous of him to give money to the homeless.
London is full of homeless people begging in the streets.
Floods in that country made thousands of people homeless.
New Words：
penny ['peni]n. 分；便士
pence [pens] penny的复数
pennies ['peniz] penny的复数
Sample Sentences：
A hundred pence make one pound.
There are one hundred pennies in every dollar.
We spent every last penny we had on the house.
He arrived in this country six years ago without a penny.
New Words：
mayor [ˈmeɪər] n. 市长；镇长
Sample Sentences：
He was appointed mayor of the city.
The mayor made a speech at the opening.
If you are the mayor of a city, what will you do for the street kids and the homeless people?
appoint [əˈpɔɪnt] v. 任命；委任
New Words：
snout [snaut] n. (猪等动物的)口鼻部；吻；吻状突出物
Sample Sentences：
Pigs dig earth with the snout.
The snout of the horse you drew on the picture is too long.