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ase　sit　here”

Passage　24.Sea　horse

There　are　all　kinds　of　horses　in　the　world.　But　one　of　them　you　can’t　ride.　It　doesn’t　live　on　land，　but　in　the　sea.　It　looks　like　the　head　of　horse.　So　the　people　call　it　sea　horse.　In　fact，　the　sea　horse　is　a　small　fish.　It　likes　to　live　in　warm　water.　A　sea　horse　stands　up　in　the　water　when　it　swims.

Father　horse　carries　the　eggs　to　keep　them　safe　in　its　pouch.　Whenthe　eggsare　hatched，　the　baby　horses　swim　away.

Passage　25.A　Cat　and　a　Bird

There　are　three　trees　near　the　house.　There　is　a　big　tree，　and　two　small　trees.

In　the　big　tree　there　is　a　bird.　Can　the　bird　sing?　Yes，　it　can.　What’s　under　the　big　tree?　It’s　a　cat.

“I　want　some　food，”　thinks　the　cat.　“Bird，　my　good　friend，　Come　here！　It’s　time　to　play　games”　says　the　cat.

“No　today，　thank　you！”　says　the　bird，　“You　can’t　catch　me！　Goodbye！”　Look！　The　bird　is　flying！

Passage　26.A　Flying　Fox

A　flying　fox　is　not　a　fox　at　all.　It　is　a　bat.　But　this　bat　looks　like　a　fox.　A　flying　fox　is　very　big.　It　likes　to　eat　fruit.　Sometimes　the　flying　fox　is　called　fruit　bat.

The　flying　fox　flies　into　fruit　trees.　Then　the　bat　eats　all　the　fruit.　So　fruit　farmers　do　not　like　the　flying　fox.

Passage　27.Flying　Birds

Birds　don’t　fly　high　up　in　the　sky.　The　air　is　too　thin.

It　is　hard　for　birds　to　breathe　in　thin　air.　Thin　air　doesn’t　hold　them　up.

Birds　fly　near　the　ground　so　that　they　can　see　where　they　are.　The　birds　look　for　places　they　know.　Then　they　do　not　get　lost.　Some　birds　fly　so　low　over　the　ocean　that　the　waves　often　hide　them.　Many　birds　fly　a　long　distance　in　the　spring　and　autumn.

Passage　28.Air

Air　is　all　around　us.　It　is　around　us　as　we　walk　and　play.　From　the　time　we　were　born　air　is　around　us　on　every　side.　When　we　sit　down，　it　is　around　us.　When　we　go　to　bed，　air　is　also　around　us.　We　live　in　air.　We　can　live　without　food　or　water　for　a　few　days，　but　we　cann