四年级下册英语课件- Unit 1 Hello Again! lesson 4 冀教版（三起） (共18张PPT)

Lesson 4 Unit 1 Hello Again! 1 Say numbers one by one Activity 2 抢答 3 Presentation 12 13 14 15 16 17 18 19 twelve thirteen fourteen fifteen sixteen seventeen eighteen nineteen 20 30 40 50 60 70 80 90 twenty thirty forty fifty sixty seventy eighty ninety 100 one hundred 4 我会找规律 Presentation twenty thirty forty fifty sixty seventy eighty ninety ty 用在整十数字后 5 Try to say. Practice 10+10= 10+12= 15+15= 15+25= 30+20= 50+20= 6 Presentation How many books are there on my desk, Jenny? 7 Presentation One, two, three, four, five, six, seven, eight. There are eight books. 8 Presentation Let’s put eight books on the eight books. How many books are there on my desk now? 9 Presentation Sixteen! 10 Presentation Let’s put twenty-nine books on the sixteen books. How many books are there? 11 Presentation One book! Oops! 12 Role-play How many? One, two, three… Practice 13 Practice --- How many… are there on the desk? --- There are... 14 重点词汇: 20 30 40 50 60 70 80 twenty thirty forty fifty sixty seventy