资源简介 课件15张PPT。Unit4 How many stars can you see?94+5=?107+3=?39-6=?1248+=?riversunsnakeR for river,S for snake.Near the river,You see a snake.RrFfRrEeDdSsRrSsQqPpLlRrSsRrOoSsWhat are these?- They are ….How many … can you see?I can see ….What color are they?- They are ….zoo 展开更多...... 收起↑ 资源预览