u1 重点词汇讲解
welcome to the unit
1.blind people can read by touching letters in raised dots called braille.
raised: adj. 凸起的
raise: vt. raise your hand 举起手
raise the price 提高价格
raise money for the charity 为慈善机构筹钱
raise a baby 养育小孩
rise: vi. the sun rises in the east. 太阳从东边升起。
(rise, rose, risen)
arise: vi. the problem arises from lack of communication. 这个问题产生于缺乏沟通。
(arise, arose, arisen)
2.however, even if we have good senses, they can still confuse us.
confuse: vt. sth. confuse sb. 某物使某人困惑
confused: adj. sb. is confused about sth. 某人对于某物感到困惑。
his confused look/expression 他的困惑的表情
confusing: adj. sth. is confusing. 某物令人困惑。
he was confused about the confusing news.
他对这个令人困惑的消息感到困惑。
reading
1.as polly observed the passengers on the train, she had a feeling that she was being watched by a tall man in a dark overcoat.
observe: vt.
(1) 观察 observe sth./sb.; observe that
the teacher observed that some students were asleep. 老师发现一些学生睡着了。
observe (see, watch, notice) sb. do sth. 观察某人做某事（强调过程，动作的结果）
sb. doing sth. 观察某人做某事 （强调动作正在进行）
(2) 遵守（规则、法令等）
everyone should observe the traffic rules. 每个人都应遵守交通规则。
(3) 庆祝
how will you observe your birthday? 你将如何庆祝你的生日？
observer: n. 观察者
observation: n. 观察，观察力
2.while the rest of the passengers were getting out, she glanced at the faces around her.
rest:
n. (1) the rest剩余的人，物
take what you want and throw the rest away. 拿走你需要的，然
