求助大学英语改错,如果是标点错了也改.1.Mybodyishealthy.2.Icomprehendedhisstatement.3.HisEnglishlevelishigh.4.Ifanythinghappenstoyou,pleaseletmeknow.5.Toswimproperly,acourseofinstructionisnecessary.6.Returning

　　求助大学英语改错,如果是标点错了也改.

　　1.Mybodyishealthy.

　　2.Icomprehendedhisstatement.

　　3.HisEnglishlevelishigh.

　　4.Ifanythinghappenstoyou,pleaseletmeknow.

　　5.Toswimproperly,acourseofinstructionisnecessary.

　　6.Returninghomeafterwork,supperwaswaitingforhim,inthekichen.

　　7.Theyoungmanishonestandhard-working,andisveryreliableworker.

　　8.Therearemanywayswegettoknowtheoutsideworld.

　　9.Hewasknockeddownbythebicycle,butitwasnotserious.