【1.shelooksforwardeveryspringto___thecountryside.为什么是walkingin而不是walkin2.____,Ithink,andyou'llfallintothewell.答案是onemorestep,和takeingonemorestep有什么不同.这一类的题目怎么分析解答3.___thecity】

　　1.shelooksforwardeveryspringto___thecountryside.为什么是walkingin而不是walkin

　　2.____,Ithink,andyou'llfallintothewell.答案是onemorestep,和takeingonemorestep有什么不同.这一类的题目怎么分析解答

　　3.___thecityliesthefamousbeautifulmountain.填20milessouthestto.这有什么固定的搭配或者顺序么

　　4.after___seemedlikehours,hecameoutwithabittersmile.填what.为何

　　5.itisinthefactory___you'regoingtopayavisitto___thiskindcomputerismade.答案是/；that.什么道理,完全不懂