A:π4
B:π3
C:π2
D:8
No______.
根据句意及首字母提示完成单词
(1)I was b____ in a small town.
(2) —What’s your teacher like? —She is s____ with us.
(3)The students are all from the same p____ school.
(4)We should be____(友好的)to our friends.
(5)There are three hotels in this____(城镇).
把单词填写在相对应的图片的横线上。
A. sandwich B. rice C. salad
关于实验误差,以下说法正确的是( )