-
-
01.UnitOneLessonOneTravellingbyair.（I）.mp4
-
02.UnitOne：LessonOneTravellingbyair.（II）.mp4
-
03.UnitOne：LessonTwoReceivingaVisitor（I）.mp4
-
04.UnitOne：LessonTwoReceivingaVisitor（II）.mp4
-
05.UnitTwoPostandCommunicationsLesson1AtthePostOffice（I）.mp4
-
06.UnitTwoPostandCommunicationsLesson1AtthePostOffice（II）.mp4
-
07.UnitTwoPostandCommunicationsLesson2NewsfromaSchoolBroadcastingStation（I）.mp4
-
08.UnitTwoPostandCommunicationsLesson2NewsfromaSchoolBroadcastingStation（II）.mp4
-
09.LessonThreeBellandHisTelephone(I).mp4
-
10.LessonThreeBellandHisTelephone(II).mp4
-
11.UnitThreeScienceandTechnologyLesson1Water（I）.mp4
-
12.UnitThreeScienceandTechnologyLesson1Water（II）.mp4
-
13.UnitThreeScienceandTechnologyLesson2AGeographyLesson（I）.mp4
-
14.UnitThreeScienceandTechnologyLesson2AGeographyLesson（II）.mp4
-
15.UnitThreeLesson3OwningaCar(I).mp4
-
16.UnitThreeLesson3OwningaCar(II).mp4
-
17.UnitFourStudentlifeLesson1SchoolUniforms（I）.mp4
-
18.UnitFourStudentlifeLesson1SchoolUniforms（II）.mp4
-
19.UnitFourStudentLifeLesson2SpendingHabits（I）.mp4
-
20.UnitFourStudentLifeLesson2SpendingHabits（II）.mp4
-
21.UnitOneSubjectsinEnglishLesson1Electricity.mp4
-
22.UnitOneSubjectsinEnglishLesson2AHistoryQuiz.mp4
-
23.Unit2ValuesLesson1VolunteeringIsGreat!.mp4
-
24.UnitTwoValuesLesson2GeorgeWashingtonandtheCherryTree.mp4
-
25.UnitThreeChangesinLifeLesson1MyTaskIstoReporttheChangesinEducation.mp4
-
26.UnitThreeChangesinLifeLesson2FutureLife.mp4
-
27.GeneralRevision：LessonOne.mp4
-
28.GeneralRevison：LessonTwo.mp4
-
29.GeneralRevision：LessonThree.mp4
-
30.GeneralRevision：LessonFour.mp4
-
31.GeneralRevision：LessonFive.mp4
-
32.GeneralRevision：LessonSix.mp4
-