Topic3Theworldhaschangedforthebetter
SectionDUnit1TheChangingWorldShehasbeenahighschoolstudent___twoyears
Myteacherhasworkedintheschool_____2010
for+时间段since+时间点forsincePresentPerfect(III)You__________(be)inNewYorkforalongtime
Thecity_____________(improve)alotsinceI_________(come)hereafewyearsago
Sinceit_______(start),it_____________(help)hundredsofpeoplereturntoworkandliveanormallife
GrammarhavebeenhasimprovedcamestartedhashelpedFunctions1
Oh,youwill_________itverysoonifyoucome
________________,it’sawonderfulplacetolive
Youmust______________
Well,oncetheyfindpeople_______,theydecideonsuitablewaystohelpthem
Theprogramalso________them________jobtrainingsothattheycanfindjobsagain
provide…with;inneed,comeforavisit,asmatteroffact,getusedtogetusedtoAsmatteroffactcomeforavisitinneedprovi