人教版高中英語必修一《Teenage Life》Period Two PPT課件，共91頁。
課堂新知講練
1．challenge n．挑戰(zhàn)；艱巨任務 vt.懷疑；向……挑戰(zhàn)
(P14)Going from junior high school to senior high school is a real big challenge.
從初中過渡到高中真是一個巨大的挑戰(zhàn)。
Their school challenged ours to a football match.
他們學校向我們學校挑戰(zhàn)，要進行足球比賽。
Last Sunday Tom challenged me to run, and I accepted the challenge.
上周日湯姆向我挑戰(zhàn)賽跑，我接受了挑戰(zhàn)。
There will be many difficult and challenging days ahead.
今后將會有很多艱苦和充滿挑戰(zhàn)性的日子。
2．confusing adj.難以理解的；不清楚的
(P14)The first week was a little confusing.
第一周有點令人困惑。
【用法詳解】
Don’t confuse Austria with/and Australia.
不要把奧地利與澳大利亞弄混了。
I feel confused to hear the news.
聽到這個消息我感到很困惑。
The old woman looked at him in confusion.
老婦人困惑地打量著他。
【語境串記】
They confused me by asking so many confusing questions.I was totally confused, standing there in confusion, not knowing what to do.
他們提了如此多令人費解的問題，把我難住了，我完全困惑了，茫然地站在那里不知所措。
3．fluent adj.(尤指外語)流利的；熟練的
Paraphrase：able to speak a foreign language very well；expressing yourself in a clear and confident way.
(P14)I know that Chinese is a very difficult language, but I hope to be fluent when I graduate.
我知道漢語是一門很難學的語言，但我希望畢業(yè)時能說一口流利的漢語。
He is fluent in five foreign languages.
他能流利地講五種外語。
Having stayed in America for many years, he can speak English fluently.
在美國待了很多年之后，他能流利地說英語了。
He speaks English and French with fluency.
他的英語和法語說得流利。
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關鍵詞：Teenage Life PPT課件免費下載，.PPTX格式；
