Unit 2 Exploring English Grammar & Vocabulary 课件-2023-2024学年高一英语外研版（2019）必修第一册

Unit 2 Period 2 Grammar & Vocabulary 新 课 导 入 pineapple basketball butterfly butter fly mooncake moon cake 课 堂 学 习 REVIEW： Word formation a Neither is there pine nor apple in pineapple. b … sculpt a sculpture… c When we… see rain…, we can say “it’s raining”… d WHO d c b a 1 abbreviating 缩写 2 changing the part of speech 词性 3 adding a prefix 前缀 or suffix 后缀 4 combining two or more words Look for more examples of each type in the reading passage. Look at the sentences and expressions from the reading passage. Match the words in bold to the types of word formation. abbreviating combining two or more words adding a prefix or suffix Word Formation IT, US It’s snowing. changing the part of speech hamburger, eggplant, seasick, airsick, carsick, homesick, homework, housework paint – painting, soft – softly, harm – harmless/harmful, shame – shameless/shameful, visible – invisible 合成法 combining two or more words 把两个或两个以上的独立且语义不同的单词合成一个新词,构词方法较灵活。合成词的意思通常可以由组成它的单词的词义推测出来。 1. 合成名词 news + paper = newspaper hair + cut = haircut 2. 合成动词 sleep + walk= sleepwalk over + look = overlook 3. 合成形容词 good +looking = good-looking kind + hearted = kind-hearted 4. 其他合成词 every + one = everyone through + out = throughout 忽视、俯视 遍及 构成方式 例词 名词＋名词 weekend周末 名词＋动词 daybreak黎明 名词＋动名词 handwriting书法 名词＋及物动词＋er／or pain-killer止痛药 名词＋介词＋名词 mother-in-law婆婆 动词＋名词 typewriter打字机 动名词＋名词 reading-room阅览室 形容词＋名词 freshman大一新生 副词＋动词 outlook景色，风光 介词＋名词 afterbrain后脑 合成名词 派生法 adding a prefix or suffix 在词根上加前缀或后缀，构成新词。前缀和后缀有一定的含义或功能，有助于推测新词的词义。 前缀 含义/功能 例词 dis- 不 disagree dislike im-, in- 不 impossible inexpensive inter- 在……之间 相互 international interconnect mis- 错误地 mislead misunderstand non- 不，非 non-nuclear non-smoker pre- 在……之前 preschool preview re- 再，重新 retell rewrite un- 不 unable unhappy 相互联系 国际的 派生法 adding a prefix or suffix 在词根上加前缀或后缀，构成新词。前缀和后缀有一定的含义或