(课件网) lesson 8 人教精通版四年级下册英语 Unit 2 There are forty students in our class Part 4: Teaching Procedures. Let's sing a song revision 12 21 22 23 24 25 26 27 28 29 twelve twenty—one twenty—two twenty—three twenty—four twenty—five twenty—six twenty—seven twenty—eight twenty—nine How many students are there in your class There are students. 30 thirty 40 boys girls How many girls How many boys boy girl Let’s play. How many pictures are there There are seven-teen pictures. How many _____ _____ _____ pencils are there How many _____ _____ _____ boys are there Thank you !