内容正文:
Unit 6 I have fifty markers. Lesson 21 - Lesson 22 1. 学习词汇: seventy,eighty, ninety, hundred, blackboard 2. 掌握句型 : Fifty plus ten is sixty. One hundred minus ten is ninety. 3.语音字母组合 oi 和 oy 的发音以及规则 学习目标 Catalogue 1. Vocabulary 2. Text 3. Practice 4. Summary Vocabulary seventy /ˈsev(ə)nti/ 七十 【例句】My grandma is over seventy now. 我奶奶现在七十多岁了。 【拓展】seven + ty = seventy Vocabulary eighty /ˈeɪti/ 八十 【例句】There are eighty pages in this book. 这本书有八十页。 【拓展】eight + y = eighty (八十) Vocabulary ninety /ˈnaɪnti/ 九十 【例句】This castle has ninety windows. 这座城堡有九十扇窗户。 【拓展】nine + ty = ninety (九十) Vocabulary hundred /ˈhʌndrəd/ 百 【例句】Ninety plus ten is one hundred. 九十加上十是一百。 【拓展】thousand 千 【拓展】hundreds of 数以百计的 Vocabulary blackboard /ˈblækbɔːd/ n. 黑板 【例句】Look at the blackboard, pupils. 同学们,请看黑板。 【拓展】black + board = blackboard 黑板 Vocabulary plus /plʌs/ 加(+) 【例句】Two plus five is seven. 二加五等于七。 Vocabulary minus /ˈmaɪnəs/ 减(-) 【例句】Twenty minus one is nineteen. 二十减一等于十九。 Lesson 21 Listen and say 看黑板上的数字: 50, 60, ____, _____, 90。谁能猜出消失的数字? 很容易。五十加十等于六十。所以缺失的数字是70和80。 1. look at ... 看... 2. on the blackboard 在黑板 3. guess 猜想 4. the missing numbers 消失的数字 5. plus 加(+) Listen and say 100 减去 10 是90。 做的好! 1. one hundred 100 2. 计算:minus (-) 3. Well done!做的好! 90减去10是80。 所以缺失的数字是80和70。 Listen, look, and learn Fifty plus ten is sixty. One hundred minus ten is ninety. Read and write Lesson 22 Now I can understand Listen and tick. Now I can say 计算公式:What is .... plus/ minus...? It’s... Now I know the sound oi oy That noisy boy has many toys. The toys give him great joy. oil coin join boil noisy boy toy joy That noisy boy has many toys. The toys give him great joy. Now I can write Let's chant Sentences Sentences 1.Twenty plus ten is thirty. 20加10等于30。 解读:这是用英语表达“