英语必修三必修四知识点.docx

必修三
U1
gain   ；增加 (=obtain / win) [ pl.] 收益
He quickly gained experience by/from racticing. 他很快就有经验了。
I’veength  (气)，力气；强度；特长
拓展：strengthen  ，稳固 strong adj. 强壮的；坚毅的；剧烈的，浓的
a man of great strength 强壮的男子
The fence was strengthened with wire. 这堵围栏用金属丝加固了。
7. limit ，限制 [ pl.] 范围；极限 (定) ~to sth
拓展：limited adj. 有限的; 少的;小的
There is a limit to the amount of money I can afford. 我能付得起的钱数是有限的。
Only a limited number of places is available. 只有少数地方可供运用
8. benefit ；救济(保险)金 〔常及from连用〕
It is said Yogo is of great benefit to human health. 据说瑜咖功对人体安康有极大好处。
We benefit a lot from daily exercises. 我们得益于每天做操。
for the benefit of … 为了…的利益、好处
9. Lose weight 体重减轻；减肥
10. Get away with 被放过；〔做坏事〕没被惩处
11. Tell a lie 说谎
12. Earn one’s living 谋生
13. Cut down 削减；删节
14. Before long 不久以后
15. Put on weight 增加体重
U3
permit ；(使)有可能 (-tt-) n. 答应证，执照
The situation does not permit of any delay. 情势刻不待时.
The windows permit light and air to enter. 这些窗户采光及通风性能良好.
We are not permitted to smoke in the classroom.
account v. 认为；说明；总计有； n. 说明；理由；计算；账户
on account of   因为；由于
not on any account / on no account  确定不；决不
take … into account 考虑；顾及到…
account for 导致；做出说明
Bad weather accounted for the long delay. 天气不好导致了长时间的耽搁。
contrary adj.(to)相反的，对抗的 n.[the～]相反(事物)
on the contrary 及此相反；相反地
Bring up 抚养；培育；教化；提出
Stare at 注视；盯着看
Take a chance