2) im-常加在以字母m-, p-开头的形容词之
immoral impolite
________不____道___德___的____impossible
________
3)un-常加在无名礼词的、；形粗容鲁词的、副词之前
不可能的
unhappiness_______
unusual _________
The world’s best athletes compete in Olympic
Games.
The little girl competed _w_i_th__her brother_f_o_rthat
cakes.
10
Pull through
To stay alive after you have been very sick or badly injured
8
compete
9
compete vi.比赛，竞争 compete(竞争)→complete (
v. 完) 成
1）派生词：competition n. 竞争；competitor n. 竞争者
搭配：compete against／with sb. in sth. ／for sth. 在某方面／为得到某物与某人竞争
译文: 他的伤势很严重，但还是有希望救活的。 .
医生们相信经过治疗她会康复 译文： ②pull thDrooucgtohr（s b使el）iev克ed服t困ha难t h，e （wo使ul）d 渡pu过ll t难hr关ough after treatment.
e.g : Mary had real problems, but the teacher pulled her through. 尽管任务很艰难，但是我们克服困难完成任务。
（是）”、“未 1)dis-常加在名词、形分容歧词；、不动一词致之前。
消失
disagreement ____不__利__条__件_；缺点 disappear ______
disadvantage ___________
dishonest _____不__诚__实_的
dislike ______
不喜欢
unnecessary _不__必_要_的____ unfortunately _不_幸__运_地____
4). in-常加在名词、形容词之前
Inability__无_能_；_无_力___ Incorrect__不__正_确_的__
5. ir-常加在以r-开头的形容词前 irregular___不_规_则__的_；_不_规_律_的__
翻译句子： 抱怨是没有用的。
__It i_s u_se_le_ss_to_c_om_p_lai_n.______________ _It_is_u_se_les_s_co_m_pla_in_in_g.________________ _It_is_n_o u_s_e c_om_p_la_ini_ng_. ________________
unimportant ________
unfriendly __________
不幸福
不寻常的；罕见的
不重要的
不友好的
5
unhealthy _不_健_康_的_；_不__益_于_健_康_的_____
uncrowded不_拥_挤__的_____
unable _无_能_的__；_不_会_的___
unfair___不_公_平_的_；_不__公_正_的_____ unfamiliar _不_熟__悉_的_____
Unit 2
New words
1
Which word comes to your mind when you see the picture?
skilful
2
1. skillful adj.灵巧的，熟练的。
skill(n. 技术)+-ful(形容词后缀)→灵巧的，熟练的。 1）同义词；skilled adj. 熟练的 2）搭配：be skillful at sth／doing sth. 在……方面

pull through （从重病或重伤中）恢复健康，帮助（某人）康复 e.g : Good nursing will pull them through. 好好护理可使他恢复过来
[巩固练习] His injuries are serious but he is expected to pull through.
很熟练。 他擅长教学 ——He—is s—killf—ull a—t te—ach—ing—. ———————————— 3）辨析：skillful 和 skilled
Skillful：强调手的灵巧 Skilled：强调专门技术 A_s_ki_lle_d__job
3
Which word comes to your mind when you see the picture and the phrase?
6
It is useless asking her for help，she is always the last to help others.
译文_要_求_他_帮__忙_是_没_用_的_，_他_总_是_最_后_一_个_帮_助_别_人_。 We found it useless to persuade him to go
The boy is 18 years old He can not take care of himself.
useless
4
useless adj. 无用的。无效的. useful:有用的
use(n. 用处)+-less(否定后缀，构成形容词)+无用的；无效的
否定前缀主要有dis-, il-, im-, in-, ir-和un-，可译成汉语“非”、“无”、“不
with us . 译文_我_发_现_要_说_服_他_跟_我_一_起_走_是_没_用_的____________ It is no use trying 译文_试_也_是_没_用_的_______________________
7
用法：it is useless to do/doing sth it is no use doing sth