用所给单词的适当形式填空。1.OnMarch3rd,1866,Powell_________(ride)hishorsedownthemountaintowardthevalley.2.I_________(be)verybusythesedayssincemyhusband_________(go)abroadforhistwo-yearstudy.3.Scotland’sradiostations_________(lose)tensofthousandsoflistenerslastyear.4.ZhenZhe_________(grow)upinChangchun,thecapitalofJilinProvince,locatedinnortheastChina.5.Thephotos_________(take)manyyearsago_________(lose)lastweek.6.Hardlyhadthematch________(begin)whenJack________(get)hislegs________(break).7.Severaltrees________(blow)downinthestormandthe________(fall)branchesandleaveswereeverywhere.8.Anewhouse________(build)atpresentaftertheoldone________(burn)downbyanunexpectedfire.9.Thethief________(flee)fromthepolicestationbut________(catch)againonlythreehourslater.10.Withalltheyneeded________(buy),theSmiths________(drive)backhome.11.He________(dig)hisforkintothemeatand________(eat)itupatamouthful.12.WhenJack________(swim)halfway,he________(meet)withatroopofsharks,andhislife________(come)toanend.13.Themissinggirl________(say)evidentlyjustnow________(see)pickingflowersneartheriver.14.You________(keep)breakingtheclubrules,soyou________(throw)outifyoulosethelastopportunity.15.Noneofus________(know)heraddressatthattime.Ifwe________(know)it,we________(send)heranote.16.________(keep)atthebottomofthecaseforsolong,theletter________(forget)sofar.17.She________(mistake)forthefamoussingerbecauseshe________(sing)thesongsalike.18.Thedaysare________(go)whenweplayedalldayand________(sleep)allnight.19.________(speak)Englishissomewhatdifferentfrom________(write)English,which________(go)morenormally.20.Themoon________(rise)slowlyandthemountainousvillage________(lie)inmysteriouslightandsilence.答案1.rode2.havebeen;went3.lost4.grew5.taken;werelost6.begun,got,broken7.wereblown,fallen8.isbeingbuilt,wasburnt/burned9.fled,wascaught10.bought,drove11.dug,ate12.swam/wasswimming,met,came13.wassaid,tohavebeenseen14.havekept,willbethrown15.knew,hadknown,wouldhavesent16.Havingbeenkept,hasbeenforgotten17.wasmistaken,sang/wassinging18.gone,slept19.Spoken,written,goes20.rose,lay