Mr.Millerhadashopinabigtown.He1 ladies'clothesandhealwayshadtwoorthreeshopgirlsto2 him.Theywerealways3 becausetheywerecheaperthanolderwomenbut4 ofthemworkedforhimforvery5 becausetheywereyoungandtheydidnotmeetmanyboysin6 shop.
Lastmonthagirlcametoworkforhim.Her7 wasHelenandshewasverygood.
AfterafewdaysMr.Miller8 ayoungmancomeintotheshop.Hewent9 toHelenspoketoherforafew10 andthenwentoutoftheshop.Mr.Millerwasvery11 andwhentheyoungman12 hewenttoHelenandsaid"Thatyoungmandidn't13 anything.Whatdidhewantto14 ?"
Helenanswered"Hejustwantedtosee15 ."
( )1.A.kept B.sold C.made D.mended
( )2.A.learn B.teach C.help D.follow
( )3.A.young B.strong C.clever D.boring
( )4.A.many B.most C.neither D.none
( )5.A.long B.much C.soon D.often
( )6.A.children's B.men's C.clothes D.women's
( )7.A.friend B.parent C.sister D.name
( )8.A.realized B.guessed C.saw D.chose
( )9.A.away B.straight C.back D.by
( )10.A.words B.times C.things D.minutes
( )11.A.nervous B.pleased C.surprised D.interested
( )12.A.arrived B.left C.smiled D.finished
( )13.A.buy B.try C.treat D.touch
( )14.A.do B.take C.spend D.save
( )15.A.money B.nothing C.me D.nobody
![已知函数f（x）=x3-3x2-9x+11（1）写出函数f（x）的递减区间；（2）求函数f（x）在区间[-2，4]上的最值．](/UploadFile/wdimg/2071/192305195/55/4085944507.jpg)
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