文档内容
Unit 2 Healthy Lifestyle
1．Eating ultra-processed(超加工的) foods for more than 20% of your daily calorie intake every
day can set you on the road to cognitive(认知的) decline(n.下降，减少；衰落 v．减少；衰落；
下降；衰退)，according to a new study.
on the decline在衰退中；在下降
decline to do sth拒绝做某事
2．Now，the new study has revealed(revealed后为省略that的宾语从句) eating more ultra-
processed foods may contribute to overall cognitive decline，including the areas of the brain
involved in executive(决策的) functioning—the ability to process(动词不定式作后置定语)
information and make decisions.
3．While(引导让步状语从句，意为“虽然，尽管”) in need of further study and replication，
the new results are quite convincing(令人信服的) and emphasize the critical role for proper
nutrition in preserving and promoting brain health and reducing risk for brain diseases as we get
older.
convinced adj.确信的；坚信的
convince sb of sth使某人确信某事
4．The study，presented(过去分词作后置定语，意为 “展示，展现”；n.礼物；adj.现在的，
目前的；出席的，到场的) on August 1 at the 2022 Alzheimer’s Association International
Conference in San Diego，followed over 10,000 Brazilians whose average age was 51 for up to 10
years.
5．In Brazil，ultra-processed foods make up[此处意为“占……比例”；其他意思：编造(说
法、解释等)；组成；弥补；补偿；化妆；和好；整理] 25% to 30% of the total calorie intake.
6．Beavers(海狸)，like humans，change their surroundings(环境) to fit their needs.
surrounding adj.周围的
surround...with...使……包围……
be surrounded with/by被……包围
7．But county officials were concerned about(关心，担心) how higher water would affect the
soil bank supporting Winston Path.
8．The whole audience burst out(突然爆发出) a wave of clapping almost every 30 seconds.
9．It was the first time that(这是……第一次……) she had been on the stage，so I couldn’t
blame her for any slip.10．But the moment that surprised me occurred(发生)．
sth occurs to sb某人突然想到……
It occurs to/hits/strikes sb that...某人突然想到……
11．Small and thin as the girl appeared(部分倒装)，the determined look on her face instantly
caught everyone’s eyes.
as/though引导让步状语时采用倒装的情况：
表语提前：Strange as/though it seems，it is true.
谓语动词提前：Try as he might，he didn’t pass the exam.
状语提前：Hard as I studied，I could not catch up with them.
12．Tears of joy(喜悦的泪水) misted my vision when the host announced she won first prize.
13．It’s easy to get overwhelmed(感到不堪重负)when you have a lot on your plate(俚语：
忙不过来)．
