伽利略的理想斜面实验说明()
A.一切物体都具有惯性
B.亚里士多德的运动和力的关系是错误的
C.力是维持物体运动的原因
D.力是改变物体运动状态的原因
参考答案:B
句型转换。
1.We were happy yesterday.(同义句)
We_______ ______yesterday.
2.Amy has 5pencils. Simon has 6 pencils.(合并成一句)
Amy has ______pencils______Simon.
3.I write to my good friend three times a month.(划线提问)
______ ______ do you write to your good friend?
4.There is little milk in the fridge,______ ______?(反义疑问句)
5.He cut his left hand with a knife.(一般疑问句)
______ he______his left hand with a knife?
认为万物的本原是原子和虚空的古希腊杰出唯物论哲学家是()
A、赫拉克利特
B、德谟克利特
C、阿那克西曼尼
D、普罗泰哥拉