birds fly b__ to the north.

mini-uka2022-10-04 11:39:541条回答

已提交，审核后显示！提交回复

听音，选择你听到的选项。 ( ) 1. A. Birds fly 听音，选择你听到的选项。 ( ) 1. A. Birds fly ( ) 2. A. Can you play cards? ( ) 3. A. Walk forward ( ) 4. A. too small B. Fish swim B. Can you do this? B. Walk backward B. too big C. Rabbits hop C. Can you play ping-pong? C. Turn around C. just right 尘埃001年前1: chenxiezhou 共回答了18个问题 | 采纳率94.4%

1. B 2. B 3. C 4. A

1年前查看全部

There are 60 birds in three trees.After a while 4 birds fly There are 60 birds in three trees.After a while 4 birds fly to the second tree from the first 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 are there in every tree at first? Key:_________(the first tree) _______(the second tree) _________(the third tree) winnight791年前5: 真糊涂11 共回答了15个问题 | 采纳率80%

24 23 13你算哈!简便方法：第一棵树可以算出来,因为它只有四只飞出.故而它是24只.最后一棵树有七只飞进.故而是13只.

1年前查看全部

There are 60 birds in three trees.After a while 4 birds fly 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) chenjindu1年前2: wintersong 共回答了18个问题 | 采纳率94.4%

Key:24(the 1st tree),
9(the 2nd tree),
27(the 3rd tree)

1年前查看全部