三年级（第三课牙齿）
Authored by ONG Moe
Science
2nd - 3rd Grade
Used 5+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
选出上图牙齿的名称。
门齿
臼齿
犬齿
板齿
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
选出上图牙齿的名称。
门齿
臼齿
犬齿
板齿
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
以下哪项是这牙齿的功能
磨碎食物
切断食物
撕裂食物
吞下食物
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
我们的牙齿分为_______、_________ 和_________。
大齿、门齿、犬齿
小齿、臼齿、门齿
门齿、犬齿、臼齿
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
牙齿的哪个部分是人体最坚硬的部分？
牙龈
血管
牙本质
釉质
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
下面的资料显示P牙齿的说明。
。表面宽阔，凹凸不平
。呈方形
。在口腔后方两则
P牙齿是什么？
门齿
臼齿
犬齿
虎齿
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
哪个构成牙齿的主要部分？
A 釉质
B 牙本质
C 牙龈
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