Sallywasfourteen.Shestudiedinamiddleschool.Shelikeddancingand

　　singingandspentalotof

　　timeonthem.Butshehatedmathandevendecided

　　togiveitup.Herfatherwasanxious(焦虑)aboutit.

　　ItwasSunday.

　　①Sally'sfathercalledtohissisterwhotaughtmathinanotherschool.

　　Hehopedshe

　　wouldcomeandtellhisdaughterhowtolearnmath.Thewoman

　　cameandsaid,"Youareaclevergirl,

　　Sally.I'msureyouwillsoonlearn

　　mathwellifyoudoyourbest."

　　"I'mafraidIcan't,Aunt,"saidSally.

　　②"Girlscan'tbegoodatmath."

　　"Idon'tthinkso,"saidthe

　　woman."IwasgoodatitwhenIwasagirl.Youmustdomoreexercises

　　and

　　trydifferentwaystopractice③______(do)mathproblemsuntilyouworkthem

　　outoratleast

　　understandthembetter.Hereisamathproblem.④Please

　　thinkitoverandseeifyoucanworkitout."

　　"OK."saidthegirl.

　　"Letmetry."

　　AboutanhourlaterSallytooktheexercisebooktoher

　　auntandsaid,"I'vetriedseveraltimesand

　　workedouttheproblematlast!"

　　"Welldone!"herauntlookedatheranswerandsaidhappily,"Nowyou

　　see,mathisnotasdifficult

　　asyouthought."