
三年级科学:牙齿 (2023)

Quiz
•
Science
•
3rd Grade
•
Medium
Loo MY
Used 3+ times
FREE Resource
14 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
我们用什么牙齿来把食物切断?
Which tooth do we use to cut off the food?
臼齿
molar tooth
门齿
front teeth
犬齿
canine tooth
珐琅质
enamel
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
门齿的形状是什么?
What’s the shape of the front teeth?
棱锥(léng zhuī) 形
Sharp
扁平形
Flat
凹凸不平
Uneven
没有形状
No shape
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
牙齿最外层的结构是什么?
What is the name of the most outside part of the tooth?
珐琅质
Enamel
牙龈
Gums
血管
Blood vessel
牙质
Dentin
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
乳牙有多少颗?
How much tooth does baby teeth have?
50颗
26颗
32颗
20颗
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
恒牙能维持多久?
How long can the permanent teeth last?
一年
One year
12年
12 years
一辈子
Forever
一个月
One month
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
臼齿的位置在哪里?
Where is the molar tooth?
在最前面
At the front
在门齿的旁边
Beside the front teeth
在后面的两边
At the back on two sides each.
没有臼齿
No molar tooth
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
乳牙很硬吗?
Is the baby teeth tough?
不硬,很软
Not tough it’s actually very soft
非常硬
Very tough
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