5、rthathe_________thebooktwice. A. read B. to read C. reading D.to not read15.Whendidyoufinish________theletter. A.write B.towrite C.wrote D.writing16.Areyou_________yoursummerholidaynextmonth?A.goingtohaveB.willhaveC.hadD.have17.Whenclassbegan,westopped________totheteachercarefully.A.listeni