问题
多选题
根据阿基米德原理,物体受到的浮力的大小跟下面哪些因素有关 [ ]
A. 排开液体的体积
B. 物体的密度
C. 液体的密度
D. 物体所在的深度
答案
AC
根据阿基米德原理,物体受到的浮力的大小跟下面哪些因素有关 [ ]
A. 排开液体的体积
B. 物体的密度
C. 液体的密度
D. 物体所在的深度
AC
完形填空。 | ||||
This is Part Three in our 1 about family life. We invited two students Josh Franklin and Alice Gomez, 2 their weekend chores. They told us about the chores they did last weekend. On Saturday morning, Josh had two big chores 3 . He didn't like washing the clothes, but he enjoyed 4 the garage (车库). "I listened to the radio and sang my favourite songs 5 . I worked," he said. Alice 6 go to the store and buy food for the family on Saturday morning. Her mother usually goes with her, 7 his time she went alone. "I like shopping for food. I bought things I like to eat and my parents 8 them. " Josh and Alice 9 liked helping with their parents' yard sales. "I like talking to all the people,"said Josh. Alice said,"My parents gave me part of the 10 . Now I can buy anything I want. " | ||||
|