Unit 2 Healthy Lifestyle Using Language& Assessing Your Progress—2022-2023学年高二英语人教版（2019）选择性必修第三册课前导学
一、课前预习
1. lack
（1）vt. 缺乏，没有（不用于被动语态）
Despite the fact that they lacked food, the explorers continued toward the goal.
尽管缺乏食物，探险者们却继续向目标行进。
（2）n. [U, ing.] 缺乏，匮乏，短缺（其前可加不定冠词）
（a）lack of… 缺乏……
for/through lack of… 因缺乏……
no 不缺……
Children's health problems are usually linked to poor diet and（a）lack of exercise.
孩子们的健康问题通常与不良饮食和缺乏锻炼有关。
2. absorbed
（1）adj. 被……吸引住，专心致志，全神贯注
be/get absorbed in（doing）sth. 全神贯注于（做）某事
The writer was absorbed in his writing so that he forgot to close the window when the wind was picking up.
这位作家全神贯注地写作，以至于风越来越大时他忘了关窗。
（2）vt. 吸收（液体、气体等）；吞并
把……吸收进……；将……并入……（其被动形式是be absorbed into）
In cold climates, houses need to have walls that can absorb heat.
在气候寒冷的地方，房屋需要有能吸收热量的墙壁。
（3）vt. 理解，掌握
It is hard to absorb so much information within 10 minutes.
十分钟内掌握如此大量的信息是很困难的。
3. refresh
vt. 使恢复精力；使凉爽；刷新
refreshed adj. 清爽的；精神振奋的
refreshing adj. 提神的；使清爽的
The two-week holiday has refreshed me.
两周的假期让我重新变得精力充沛。
Why not have a shower to refresh yourself?
为什么不冲个澡让自己凉爽一下呢？
The web pages refresh automatically and regularly.
这些网页会定期自动刷新。
二、自我检测healthylifestyle
1.He has made up his mind _____(overcome) his shortcomings.
2.If you keep a regular sleep schedule, you will feel much more _____(refresh) and energized than if you sleep the same number of hours at different times.
3.These complex machines must be inspected _____(month) in case they fail in operation.
4.Being fit means more than just going to the gym; it's an overall lifestyle change for the ______ (good).
5.You'd better avoid drinking too much _______ (sugar) drinks because they are bad for our health.
6.You can always make ______ (excuse) but the truth is that you can always do something.
7.He was so ______ (absorb) in thought that he ran against a passer-by on his way home.
8.I do think that he's trying to make good ______ (change), but it's not going to be easy.
9.My father advised me to take some days off to get ______ (refresh) after so many days of hard work.
10.Lack of sleep is likely to have a big impact on people who lead a _____ (stress) life.
答案以及解析
1.答案：to overcome
解析：句意:他已经下定决心要克服自己的缺点。make up one's mind to do sth.下定决心做某事。
2.答案：refreshed
解析：句意:如果你有规律的睡眠时间,你会感到比在不同的时间段睡相同的时间更有精神和精力。feel是系动词,后面接形容词, refreshed adj.精神焕发的。
3.答案：monthly
解析：句意:这些复杂的机器必须每月检查一次,以防运行中出现故障。修饰动词inspect应使用副词, monthly adv.每月地。
4.答案：better
解析：考查比较级。句意：保持健康不仅仅意味着去健身房；这是一种整体生活方式的改善。a change for the better好转，改善。
5.答案：sugary
解析：考查形容词。句意：你最好避免喝太多含糖饮料，因为它们对我们的健康有害。修饰名词drinks应该用形容词。
6.答案：excuses
解析：考查名词复数。句意：你可以总是借口，但事实是你总是能做一些事。excuse是可数名词，空前没有冠词等限定词，所以用复数形式。
7.答案：absorbed
解析：考查形容词。句意：在回家的路上，他全神贯注地思考，以至于与一个过路人相撞了。be absorbed in全神贯注于。
8.答案：changes
解析：考查名词复数。句意：我认为他的确在努力做一些好的改变，但这并不容易。change在句中是可数名词，因为空前没有冠词等限定词，故用复数形式。
9.答案：refreshed
解析：考查get done的用法。句意：在这么多天的辛苦工作之后，我父亲建议我休息几天以恢复精力。此处考查get done的用法，故填refreshed。
10.答案：stressful
解析：考查形容词。句意：睡眠不足可能会对生活压力大的人产生很大的影响。空处修饰名词life，故用形容词，stressful表示"紧张的，充满压力的"。
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