题目内容
9. One day,Newton (sit) under an apple tree and an apple fell on his head.
10. The students (stop) talking and looked at their teacher quietly.
9. sat 10. stopped
练习册系列答案
相关题目
题目内容
9. One day,Newton (sit) under an apple tree and an apple fell on his head.
10. The students (stop) talking and looked at their teacher quietly.
9. sat 10. stopped