求阴影部分的面积.(单位:分米)
种子结构中哪个部分实际上就是幼小的生命体( )
R for ________.( )
3+43____ 73
16____ 8×8
8____ 32÷4
A:Hello,Tom.
B:Hi,Jenny. How do you feel?
A:I feel happy. Look! This is my sister(妹妹).
B:What's her name?
A:Her name is Kate.
B:What colour is her hair?
A:Her hair is black.
B:What colour are her eyes?
A:They are blue.
B:How nice(漂亮的)!
待分类的生物
大雁、野兔、蝗虫、青蛙、蝙蝠、涡虫、鸡
类别1
蝙蝠、大雁、野兔
类别2
蝗虫、涡虫、青蛙