高中动词时态填空253.What____________(happen)toDr.Bethunewhileanoperation________________(go)on?254.Sincehe__________(move)toSwitzerlandlastyear,he______________(invite)togivetalksthere.255.They_________________(already

　　高中动词时态填空

　　253.What____________(happen)toDr.Bethunewhileanoperation________________(go)on?

　　254.Sincehe__________(move)toSwitzerlandlastyear,he______________(invite)togivetalksthere.

　　255.They_________________(alreadystore)hugeamountsofinformationinthiscomputer.

　　256.They_______________(have)acomputerlessonthistimeyesterday.

　　257.----It'stimeforsupper!Ican'tfindLinda.

　　----She_____________(lie)inbedandsleeping.

　　-----What'swrongwithher?

　　----She'stired.She_____________(do)somewashingeversincethisafternoon.Shedoesn'tfeellike

　　________________(eat).

　　258.DearHongYing,I'vejustheardfromLiMeithatyou'vebeenbackinFuzhouforholidays.Whileyou______________(stay)withyourfamily,whydon'tyou_____________(come)downandseeusforafewdays?Ithasnotbegun____________(rain)yet,sowithluck,we_____________(be)abletoseesomeplacesofinterestwhenyoucome.Didyoureceivemylastletter?It___________(send)toyouatyourschooladdressinBeijinglastmonth.Well,thinkofcomingtoseeus,andwehopeyoucancomesoon.Bestwishestoyou!

　　259.TheEgyptians_____________(nothave)ourmodernmachinesthousandsofyearsago,butthey

　　______________(build)thepyramids.How_________they_________(cut),_________(carry)and

　　_____________(lift)thosehugestones?___________youknow?

　　260.Mr.andMrs.White___________(be)inBeijingforabouthalfayearnow.They____________(teach)

　　Englishinamiddleschooleversincethey_________(come)toBeijing.They_____________(make)

　　alotofChinesefriends.They__________(work)heretillnextautumn