单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,circle,1,circle1,2,2,square,3,square3,4,4,triangle,5,triangle5,6,6,rectangle,7,rectangle7,8,8,9,9,circle,triangle,rectangle,square,10,circletrianglerectanglesquare1,11,11,There,is,a rectangle.,There,are,ten circles.,存在，有,单数,复数,12,There is a rectangle.存在，有单数复数1,13,13,14,14,How many,circles,are there,?,多少,存在，有,There are,twelve circles.,15,How many circles are there?多少存,How many,triangles,are there,?,There are,seven triangles.,16,How many triangles are there?T,