Whats sixty plus thirty?,外研版（一起）三年级英语下册课件,Module 10 Unit 2,Whats ten plus twenty?,10 + 20 =?,Its thirty.,Whats ten plus thirty? Whats ten plus forty?Whats ten plus fifty?,Forty.,Fifty.,Sixty.,Whats ten plus sixty? Whats ten plus seventy? Whats ten plus eighty?,Seventy.,Eighty.,Ninety.,Whats seventy plus thirty?,Its one hundred.,Magic Eyes,Thank you!Bye-bye!,
