There are 60 birds in three trees.After a while 4 birds fly to the second tree from the frist treeand 7 birds fly to the third tree from the second tree.Then there are 20 birds in every tree.Do you know how many birds are there in every tree at first

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There are 60 birds in three trees.After a while 4 birds fly to the second tree from the frist treeand 7 birds fly to the third tree from the second tree.Then there are 20 birds in every tree.Do you know how many birds are there in every tree at first

There are 60 birds in three trees.After a while 4 birds fly to the second tree from the frist treeand 7 birds fly to the third tree from the second tree.Then there are 20 birds in every tree.Do you know how many birds are there in every tree at first
There are 60 birds in three trees.After a while 4 birds fly to the second tree from the frist tree
and 7 birds fly to the third tree from the second tree.Then there are 20 birds in every tree.Do you know how many birds are there in every tree at first?
Key:____(the 1st tree),____(the 2nd tree),____(the 3rd tree)

There are 60 birds in three trees.After a while 4 birds fly to the second tree from the frist treeand 7 birds fly to the third tree from the second tree.Then there are 20 birds in every tree.Do you know how many birds are there in every tree at first
Key:24(the 1st tree),
9(the 2nd tree),
27(the 3rd tree)

24 23 13

There are birds can you see?回答是什么 I can see（ ）. There are some birds s___in the tree. there are many birds in the sky There are some birds singing( )the trees there are three birds in the 给there are 2 birds..提问 C_____ how many birds there are! 急! There are several birds in the tree.There are ()() birds in the tree. If there are ten birds in the tree,I catch qne of them .How many birds left in the tree这是一个谜语拜托啦 There are 60 birds in three trees.After a while 4 birds fly to the second tree from the frist treeand 7 birds fly to the third tree from the second tree.Then there are 20 birds in every tree.Do you know how many birds are there in every tree at first There are birds in the tree 重音在哪There are birds in the tree Are you thirsty?It is windy and cold.I don't like it.This ie a pencil.What is this? There are some birds in the sky改一般疑问句 There are some birds in the tree.改为一般疑问 There are some birds on the tree.的否定句 how many birds are there翻译成汉语怎么读 There are some birds in the tree改为一般疑问句 There are some birds on the tree.的一般疑问句 There are mang birds ____ the tree.填介词 帮个忙..