题目内容：
根据以下材料，回答题Directions:Thereare10blanksinthefollowingpassage.ForeachblanktherearefourchoicesmarkedA,B,CandD.ChooseONEanswerthatbestfitsintothepassage.Thenmarkthecorresponding
letterontheAnswerSheetwithasinglelinethroughthecentre.
Irecentlywenttoacharityparty.AttheendofthevisitourhosttoldusthatthefollowingMon-daywashisbirthday.Heasked16,asagifttohim,wewoulddosomethingkindforsomeoneelseonthatday.Ithoughtthatwasaterriblebirthday17.
ThefollowingMonday,Isawmyneighbor,anewmother,inthegardenwithherbaby.Iwentoutsidetosay"hello"toher.Duringthetalk,shetoldme,notinacomplaining18butjustasamatterof
fact,aboutthesleeplessnessandthechallengestogetanythingdonewithababyfollowedby.I19thecharitypartyhost'srequestandsaid,"Hey!Whydon't20watchyourbabyforanhour?Iwill
justhangoutwithhimhereinthebackgarden21yougoinandtakeanhourtoyourself."
Shewassosurprisedthatshealmostcried."Areyou22?Wouldyoubeabletodothat?"
"Ofcourse!"Isaid."I'dbehappyto!"Anhourlatershecameoutsidewithasmileonherface.
"Ihave23somuchdone!"shetoldme,andItoldherthatIhadsungeverykid'ssongIknewandhadagoodtimehangingoutwiththebaby,too.AndIwassohappytoseehersmilinglikethat.
Itwasoneofthebest24I'veevergiven,andithasgivenmethedesiretoaskthesame25allmyfriendsthisyear.Iknowitwillmakemefeelgreattoknowmyfriendsareouttheresharingtheir
wisdomandtimewithpeoplewhocanreallyuseit.
A．that
B．how
C．if
D．what
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答案解析：