Unit 4 Then and now

Part A(1)
¢ñ.1.C 2.A 3.D 4.B
¢ò.1.A 2.B 3.B 4.B
¢ó.1.computer, Internet 2.were, two, classrooms 3.us£¬about
¢ô.2.C 4.A

Part A(2)
¢ñ.1.B 2.A 3.B 4.A
¢ò.2.D 4.B
¢ó.1.zoo 2.park 3.plane
¢ô.1.is 2.were 3.was 4.are

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¢ñ.1.C 2.A 3.B
¢ò.1.C 2.A 3.D 4.C
¢ó.1.was 2.were 3.took 4.could
5.liked 6.told
¢ô.1.B 2.B 3.A 4.B
¢õ.1.were, flowers 2.playing pingª²pong
3.play computer
¢ö.1.¡Ì2.¡Á3.¡Ì4.¡Á

Part B(1)
¢ñ.1.C 2.A 3.D 4.B
¢ò.1.A 2.B 3.B 4.A
¢ó.1.was, before, am
2.couldn¡¯t, before,write
3.didn¡¯t, before, play/do
4.had, before, has
¢ô.2.C 4.D

Part B(2)
¢ñ.1.B 2.A 3.A 4.B
¢ò.2.D 4.A
¢ó.1.play pingª²pong 2.play badminton
3.go iceª²skating
¢ô.1.didn¡¯t like 2.couldn¡¯t use, writes
3.went

Part B(3)
¢ñ.1.B 2.C 3.D 4.A
¢ò.1.A 2.B 3.B 4.A
¢ó.1.I didn¡¯t have, dream
2.Did he go, he didn¡¯t
3.What do you, do

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¢ñ.1.¡Ì2.¡Á3.¡Á4.¡Ì5.¡Á
¢ò.1.C 2.C 3.B 4.A
¢ó.1.went on, picnic 2.had, singing
3.does, homework 4.went shopping
¢ô.1.C 2.B 3.A 4.E 5.D
¢õ.went iceª²skating, made, snowman, played/ran, went, on, went, stars, was

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¢ñ.1.¡Ì2.¡Á3.¡Ì4.¡Á5.¡Ì6.¡Ì
¢ò.1.last summer 2.last year 3.last Wednesday 4.at that time 5.last month 6.next year
¢ó.1.C 2.B 3.D 4.E 5.A
¢ô.ÂÔ
¢õ.2.D 3.C 4.A