一、Please connect the similar part.
1.Mantle A.eggshell
2.Crust B.yolk
3.Centrosphere C.albumen
二、Which is not a conductor?
(A)rubber (B)iron (C)copper
三、Which is not perishable?
(A) eggshell (B)plastic (C)paper
一、Please connect the similar part.
1.Mantle A.eggshell
2.Crust B.yolk
3.Centrosphere C.albumen
二、Which is not a conductor?
(A)rubber (B)iron (C)copper
三、Which is not perishable?
(A) eggshell (B)plastic (C)paper
一、1-C 2-A 3-B
二、A
三、A
1A
2C
3A
1.A
2.C
3.A
一选A,二选C,三选A
一选A,二选C,三选A
一1.Mantle地幔=C.albumen蛋清 2.Crust3地壳= A.eggshell蛋壳 3.Centrosphere地核=B.yolk蛋黄
二(A)rubber橡胶
三(C)plastic塑料