三年级科学:第二课

Quiz
•
Other Sciences
•
3rd Grade
•
Medium
Used 93+ times
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
我们有几种不同种类的牙齿?
2
3
4
2.
MULTIPLE CHOICE QUESTION
30 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
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
我用_________来撕裂食物。
犬齿
臼齿
门齿
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
_________能把食物磨碎。
门齿
犬齿
臼齿
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
_______在口腔前面的位置,能把食物切断。
门齿
臼齿
犬齿
6.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
人类一生中可长出几次牙齿?
一
两
三
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
人类的第一副牙齿称为__________。
小牙
乳牙
恒牙
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