七下英语选词填空用适当形式填空[ that foot the fall do try they slow both of ]Galileo lived in the city of Pisa,where there is a leaning tower about 180 ___1___ high.From the top ___2___ the tower Galileo dropped a light ball and a heav

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七下英语选词填空用适当形式填空[ that foot the fall do try they slow both of ]Galileo lived in the city of Pisa,where there is a leaning tower about 180 ___1___ high.From the top ___2___ the tower Galileo dropped a light ball and a heav

七下英语选词填空用适当形式填空[ that foot the fall do try they slow both of ]Galileo lived in the city of Pisa,where there is a leaning tower about 180 ___1___ high.From the top ___2___ the tower Galileo dropped a light ball and a heav
七下英语选词填空
用适当形式填空
[ that foot the fall do try they slow both of ]
Galileo lived in the city of Pisa,where there is a leaning tower about 180 ___1___ high.From the top ___2___ the tower Galileo dropped a light ball and a heavy ball exactly at ___3___ same time.They ___4___ fell at about the same speed and hit ground together.He ___5___ it again and again.Every time he got the same result.At last,he decided ___6___ he had found the truth about ___7___ objects.As we know now,heavy objects and light objects fall at te same speed unless air holds ___8___ back.A feather falls ___9___ than a stone only because the air holds the back more than it ___10___ the stone.

七下英语选词填空用适当形式填空[ that foot the fall do try they slow both of ]Galileo lived in the city of Pisa,where there is a leaning tower about 180 ___1___ high.From the top ___2___ the tower Galileo dropped a light ball and a heav
feet,of,the, all, tried,that, the, them, slower, does

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