三、语法选择(共15小题;每小题1分,满分15分)Penguinsareblackandwhitebirds
Mostof___21___liveintheSouthPole
Everydaytheyonlyseesnow___22___them
Theyspendmosttime___23___ontheiceland
Penguinscan’tfly
___24___theygoodswimmers
Sadly,manypenguinsarein___25___ofdisappearingfromtheland
They___26___manyproblems
TheEarthisseriously___27___andisgettingwarmerandwarmer
___28___oceanisbecomingwarmerandwarmertoo
Itcan’t___29___penguinswithenoughfood
Somepenguinsevendie___30___theyareveryhungry
Penguinshavemanyenemies,such___31___wilddogs,snakes,andsealions
Deepseafishing___32___penguinsindanger
Somethingpoisonousintheoceanis___33___dangeroustothem
Itisimportantfor___34___toprotecttheseendangeredbirdsifwewant___35___theminthefuture
theirC
themselves22
aroundB
behindC
amongD
through23
livedC