一点英语题目和物理题目1改成否定句：jack said he student French by listening t
一点英语题目和物理题目
1改成否定句：jack said he student French by listening to the tape.
2改成一班疑问句：I have student with a group of students.
3.4.5改成同义句：
3.Why do not you buy a new CO player
4.Beeper is outdated now.
5.he has learnt english for six years.
物理的：
有以下材料：一架无砝码,无油码,已调好的等臂天平和一个量杯,一根细绳,一些细纱和适量的水,请测出一块小矿石的密度.要求：
（1）写出试验步骤和要测的物理量.
（2）推出用所测物理量表达矿石密度的表达式.
1改成否定句：jack said he student French by listening to the tape.
2改成一班疑问句：I have student with a group of students.
3.4.5改成同义句：
3.Why do not you buy a new CO player
4.Beeper is outdated now.
5.he has learnt english for six years.
物理的：
有以下材料：一架无砝码,无油码,已调好的等臂天平和一个量杯,一根细绳,一些细纱和适量的水,请测出一块小矿石的密度.要求：
（1）写出试验步骤和要测的物理量.
（2）推出用所测物理量表达矿石密度的表达式.
赞 honghaitan 幼苗
共回答了18个问题采纳率：83.3% 举报
1.Jack said he didn't study French by listening to the tape.
2.DO you have student with a group of students?
3.Why not buy a new CD player?
4.Beeper is out of fashion now.
5.He has learnt english since six years ago
要测定矿石的密度,必须知道矿石的质量和体积.矿石的体积可以用量杯测定,先在量杯里加入一定量的水,记此时的水的刻度.再把矿石放入量杯,使其完全浸入水中,在记此时量杯水的刻度,两者相减就是矿石的体积.
再测定矿石的质量,在天平的一端放入空的量杯,然后在另一端放入一定质量的细沙,使天平平衡.然后在细沙的那端放上矿石,然后给量杯加水,当两端平衡时,记此时水的体积,然后乘以水的密度就是矿石的质量.
2.DO you have student with a group of students?
3.Why not buy a new CD player?
4.Beeper is out of fashion now.
5.He has learnt english since six years ago
要测定矿石的密度,必须知道矿石的质量和体积.矿石的体积可以用量杯测定,先在量杯里加入一定量的水,记此时的水的刻度.再把矿石放入量杯,使其完全浸入水中,在记此时量杯水的刻度,两者相减就是矿石的体积.
再测定矿石的质量,在天平的一端放入空的量杯,然后在另一端放入一定质量的细沙,使天平平衡.然后在细沙的那端放上矿石,然后给量杯加水,当两端平衡时,记此时水的体积,然后乘以水的密度就是矿石的质量.
1年前
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