改句子挑战把下面各短句改成并列句或复合句,或加上分词前置词或其它短语1Xucomesfromaworking-classfamily.Heenrolldeincollegelastfall.2Thedeanissuedabulletin.Itsaidthelibrarywouldremainopenonweekends

　　改句子挑战

　　把下面各短句改成并列句或复合句,或加上分词前置词或其它短语1Xucomesfromaworking-classfamily.Heenrolldeincollegelastfall.2Thedeanissuedabulletin.Itsaidthelibrarywouldremainopenonweekends.3Lastnightwasawildnight.Thethunderroared.Thewindblewagale.Therainfellintorrents.4Thereareiciclesonthetrees.Thetemperaturemusthavefallenconsiderablyduringthenight.5Hereturnedtohishometown.Hehadbeenawayfortwelveyears.Helookedinvainforthefamiliarlandmarks.6Therewereovertwohundredpassengersonboardtheplane.Aboutonethridofthemwereforeigners.Thegirlbegantolearntoplaythepianowhenshewasachild.Hermotherwasafamouspianist.7Napoleonwasbornin1769.AtthattimeCorsicahadjustbeenacquiredbyFrance.8Sheappearedonthestage.Astormyapplausebrokeforth.