1932年，国民政府颁布《租佃暂行条例》19条，规定“缴租最高限度应不得超过当年正产物收获额千分之三百七十五”，并“禁止包租、预租和押金”。这表明当时国民政府（    ）

如图所示，在玻璃瓶里装一些红色的水，取一根两端开口的细玻璃管，让玻璃管穿过橡皮塞插入水中，并从管子上端吹入少量气体，这样就制成了一个简易的多功能物理实验演示器．

①在左边画一个与中间的三角形面积相等的长方形．

②在右边画一个与中间的三角形面积相等的梯形．

阅读理解     

 My name is Dora.I’m American and I’m thirteen.I’m a student in No.7 Middle School.I like music very much.I can play two instruments— the guitar and the piano.I play them very well and I’m on the school art club.

Jeff and Michael are my brothers.They are students,too .But we aren’t in the same school.They like sports.Jeff plays basketball and soccer           very well.Michael swims and plays ping-pong very  well.I am not good at sports.They help me with sports after school.

We live in London with our parents now.My mother is an English teacher and my father is a musician.My mother swims well.My father can play the violin.