凄凉 简陋 希望 担心
观: A.看 B.样子,景象 C.对食物的认识、看法
宏伟壮观 走马观花 乐观 景观
致: A.给予 B.集中(精力、意志等) C.引起,使达到 D.精密 E.情趣
景致 学以致用 精致 致力 致贺
—No, I______________.
My name is Jane King. I'm twelve. I'm an English girl. I have a brother. His name is John. He is only five. He is very lovely. Both(两者都) my father and my mother are teachers. They work very hard. We have a house with a garden. The house is big and nice. The garden is not big but nice. There are some flowers and small trees in it. We often play games there. We all like our house and garden.
—________.
25%= 140%= 325%=
的最简整数比是∶ , 比值是
①可以调节和改善小区域的气候 ②净化空气,防止粉尘扩散和迁移
③净化污水,减弱噪声 ④吸收放射性物质,减少细菌和美化环境