内容正文:
必修一 Welcome unit
单词讲解
exchange /ɪksˈtʃeɪndʒ/
n. 交换; 交流
vt. 交换; 交流;交易; 兑换
ex-向外,往外面;change-变化,转换 ——拿去转换 交换
Change 改变 零钱
(1)exchange sth.for sth.用某物交换某物
exchange sth.with sb.与某人交换某物
(2) make an exchange交换
in exchange (for...) 作为交换(……)
【图形助记】形象记忆exchange
练出神 单句填空
①I’ve never exchanged words those mums beyond small talk,but they wanted to help.
②I am going to travel abroad,so I will go to exchange some RMB ________ dollars in the bank.
③I gave Mary a cellphone in exchange my favorite iPad.
④Having spent the past year as exchange student in Hong Kong,Linda appears more mature than those of her age.
with
for
for
an
lecture /ˈlektʃə(r)/
n. 讲座;讲课;教训
vi. (开)讲座;讲课
vt. 训斥
lect(采集、诵读)+-ure(抽象名词后缀)词根:lect lig leg=采集、选择、诵读
lecturer 演讲者 =lecture+r
dialect 方言=dia(分开)+lect
collect 收集=col(共同)+lect
collection 集合=collect+ion(抽象名词后缀)
collective 集体的=collect+ive(形容词后缀)
elect 选出=e(出)+lect
election 选举=elect+ion(名词后缀)
register / ˈredʒɪstə(r) / vt.& vi. 登记;注册
reg-(reig)统治
Reign v统治
Regime n政权,政体
Region 地区
Register 登记,注册
registration n登记
sex /seks/ n. 性别
sexy 性感的
female /ˈfi:meɪl/ adj. 女(性)的; 雌的 n. 雌性动(植)物;女子
male 男性
fe(非)+male 非男性的= 女性
nationality /ˌnæʃəˈnæləti/ n. 国籍; 民族
nat(出生的、本土的)+ion(名词后缀)
nationality(国家、民族)=nation+ality(名词后缀)
native 本国的、土著的、天然的=nat+ive(形容词后缀)
辨析:nation state country
nation 强调民族性
state 强调政治性
country 强调地域性
designer /dɪˈzaɪnə(r)/ n. 设计者
de(向下)+sign(标记),写下来=设计designer 设计师=design+er
(1)design n.设计;设计方案
vt. 设计;筹划
(2)design...to do sth.打算让……做某事
be designed for... 为……而设计
(3)by design=on purpose 故意地;蓄意地
练出神 单句填空
①Most colleges now offer first-year students a course specially designed
(help) them succeed academically and personally.
② (design) for English beginners,the dictionaries were sold out on the day when they came out.
③Whether by chance or design,it so happened that there were almost exactly 150 people in the station.
④It’s no secret that China has always been a source of inspiration for
(des