内容正文:
Unit 2 Numbers - Grammar Class:_ Name:_ 【Learning objectives】 By the end of this class, I am expected to: 1. get more familiar with the spelling and usage of cardinal numbers (基数词); 2. understand instructions about numbers through some math questions; 3. summarize the spelling rule and usage of ordinal numbers (序数词) and use them rightly; 4. realize numbers are everywhere in daily life. 【Learning procedures】 Step 1 Lead in Play a game called “Number bomb” Step 2 Cardinal numbers Cardinal numbers Usage we use them to _. Rule In the cardinal numbers, we do not add -s to hundred; _ and _. With large numbers, we put _ between hundred and ten. Usage of cardinal numbers ( individual work) Chinese English expressions 第一课 第二单元 第四页 九年级1班 第一中学 Instructions about numbers ( individual/all work) A+B_ _ A- B_ _ A*B_ _ A B_ _ Round 1: Speaking up (1% for each) (individual work) Li Hua forgot to copy down maths homework correctly. Could you read for him? 72 + 272 1,440 120 150 - 22 10,000 3.6 0.92 18.16 0.504 0.12 Round 2: Pair work - Questioning and answering (2% for each) Example: S1(giving questions): Add 1998 and 7. S2(answering): 1998 plus 7 equals/is 2005. 【Ordinal numbers】 Usage we use them to _. Rule We form most ordinal numbers by adding _ to the cardinal numbers. Exceptions If the cardinal number follows _, “the” doesn’t need to be added. In _, “the” doesn’t need to be added. If the cardinal number means _, “the” doesn’t need to be added. Round 3: Summarizing (10%) 基变序,有规律,词尾加上_; 一二三,特殊记,词尾字母_; 八去_,九去_,_要用f替; 整十基数要变序,ty变为_; 若是碰到几十几,只变个位就可以。 Round 4: Fast spelling (1% for each) Round 5: Finding out the correct fractions (1% for each) 1/3: 2/3: 1/4: 3/4: Round 6 (Knowledge application) : Pair work-Getting information of your partner with cardinal or ordinal numbers (2% for each, as much as possible) Example: My partner is _ years old. There are _ members in his/her family and he/she is _ child... Self-assessment I _ 1 学科网(北京)股份有限公司 $$