《2025年优化探究同步导学案高中英语必修第二册人教版》

2. average *adj*. 平均的；正常的；普通的 *n*. 平均数；平均水平
[教材原文] How many elephants are killed on average every day? 平均每天有多少头大象被杀死？
[即学即练]——单句语法填空/完成句子/一句多译
(1) He has more effective learning methods, so his grade is above average in his class.
(2) (读后续写之人物描写)他年近四十,中等个头。
He is in his late thirties and of average height.
(3) 校长要求学生每天平均锻炼一小时以保持健康。
① The headmaster asks students to take exercise for an average of an hour to keep healthy every day.
② On average, the headmaster asks students to take exercise for an hour to keep healthy every day.
above/below average 高/低于平均水平
an average of 平均水平
on average 平均；一般地

答案： 2.
(1)above
(2)of average height
(3)①for an average of an hour ②On average

3. concerned *adj*. 担心的；关切的(*concern* *vt*. 让……担忧；涉及，关系到 *n*. 担心；关心；涉及的事 *concerning* *prep*. 关于，涉及)
[教材原文] I'm concerned about the African elephants. 我很担心非洲象。
[即学即练]——单句语法填空/句型转换
(1) I'd like to share with you some information concerning (concern) Chinese table manners.
(2) Scientists in Louisiana were so concerned (concern) that they decided to pay hunters 5 a tail.
(3) The news that the flood was likely to damage a number of temples and destroy cultural relics concerned (concern) many Egyptians.
(4) In my opinion, natural disasters have much to do with what we have done to the earth.
→ As far as I am concerned, natural disasters have much to do with what we have done to the earth.
be concerned about/for... 对……关切的；为……担忧的
be concerned with 关注；与……有关；涉及
as far as I am concerned 就我而言

答案： 3.
(1)concerning
(2)concerned
(3)concerned
(4)As far as I am concerned

4. adapt *vi*. 适应 *vt*. 使适应；使适合；改写，改编(*adaptable* *adj*. 适应性强的，能适应的 *adaptation* *n*. 适应；改编)
[教材原文] Elephants need large living spaces, so it's difficult for them to adapt to the changes. 大象需要很大的生活空间，所以它们很难适应变化。
[即学即练]——单句语法填空/单句写作
(1) The film is adapted from a short story written by a famous writer.
(2) People in Ethiopian highlands have adapted to living (live) at high altitudes.
(3) The director is fully aware that this moving story, if it is adapted for television, will be a hit.
(4) He made a quick adaptation to the new surroundings. In other words, he was more adaptable. (adapt)
(5) 随着时间的推移,我逐渐适应了新的学校生活。
With time going by,I gradually adapted (myself) to the new school life.
adapt to 适合；适应
adapt oneself to 使自己适应
adapt A for B 将 A 改编为 B
adapt A from B 根据 B 改编 A

答案： 4.
(1)from
(2)living
(3)for
(4)adaptation adaptable
(5)With time going by,I gradually adapted (myself) to the new school life.