Teethareimportant.Strong,healthyteethhelpyouchew(咀嚼)foodsthathelpyougrow.Theyhelpyouspeakclearly.And

Teethareimportant.Strong,healthyteethhelpyouchew(咀嚼)foodsthathelpyougrow.Theyhelpyouspeakclearly.Andyes,theyhelpyoulookbest.Herearesometipsforyoutotakecareofyourteeth:

1.Brushyourteeththerightway.

Brushyourteethatleasttwiceaday–afterbreakfastandbeforebedtime.Ifyoucan,brushafterlunchoraftersweetsnacks,too.Brushallofyourteeth,notjustthefrontones.Spendtimebrushingteethalongthesidesandbackofyourmouth.Spendatleastthreeminuteseachtimeyoubrush.Playasongyouliketohelppassthetime.Getanewtoothbrusheverythreemonths.Whenyoubuytoothbrush,besureithassoftbristles(鬃毛).[来源:

2.Learnhowtofloss(用牙线清洁牙齿)yourteeth.

Flossingisaveryimportantwaytokeepyourteethhealthy.Foodmayhidebetweentwoteeth.Flossingcanhelpgetridofit.You’llneedtoflossyourteethatleastonceaday.

3.Havegoodeatinghabits.

Youneedtobecarefulaboutwhatyoueatanddrink.Eatingsugarisamajorcauseoftoothdecay(蛀牙).Eatlotsoffruitsandvegetablesanddrinkwaterinsteadofsoda(苏打).

【1】Howmanytimesatleastshouldwebrushourteethaday?______

A.1 B.2 C.3

【2】Whatisthemajorcauseoftoothdecay?______

A.Notbrushingteeth

B.Notchangingtoothbrush

C.Eatingsugar

【3】Howoftenshouldwechangeourtoothbrushes?______

A.never

B.threetimesamonth

C.everythreemonths

【4】Thebristlesofthetoothbrushmustbe______

A.hard B.soft C.expensive

【5】Whichistherightwaytotakecareofteeth?______

A.Onlybrushfrontteeth.

B.Notbrushteethbeforesleeping.

C.Eatlotsoffruitsandvegetablesanddrinkwaterinsteadofsoda.

【答案】

【1】B

【2】C

【3】C

【4】B

【5】C

【解析】

试题健康结实的牙齿对我们来说是非常重要的。健康的牙齿能帮助我们咀嚼帮助成长的食物；它们能让我们说话时口齿清晰；并且，它们让我们拥有姣好的容貌。既然牙齿有这么多的好处，那么怎样保护我们的牙齿呢？作者在文中就此提出了几条建议。

【1】B细节理解题。根据短文中的句子“Brushyourteethatleasttwiceaday–afterbreakfastandbeforebedtime.”可知，每天至少要刷两次牙。答案为B。

【2】C细节理解题。根据短文中的句子“Eatingsugarisamajorcauseoftoothdecay(蛀牙).”可知，吃糖果是产生蛀牙的主要原因，答案为C。

【3】C细节理解题。根据短文中的句子“Getanewtoothbrusheverythreemonths.”可知，每三个月要更换一次牙刷，答案为C。

【4】B细节理解题。根据短文中的句子“Whenyoubuytoothbrush,besureithassoftbristles(鬃毛).”可知，牙刷的鬃毛要柔软，答案为B。

【5】C细节判断题。根据短文中的句子“Brushyourteethatleasttwiceaday–afterbreakfastandbeforebedtime.”“Brushallofyourteeth,notjustthefrontones.”Eatlotsoffruitsandvegetablesanddrinkwaterinsteadofsoda(苏打).可知，答案C是保护牙齿的正确方法。