unit4

SB
EX.1
a.2 b.4 c7 d1 e5 f3 g6
EX.4
1.c 2.a 3.d 4.b
EX.5
1.Janice was reading a book when the doorbell rang.
She wasn't reading a book. She was watching a TV.
2.The young woman was wearing a short white dress.
She wasn't wearing a short white dress.She was wearing long white dress.
3.The young woman at the door was holding a clock.
She at the door wasn't holding a clock.
4.Janice was sleeping when James came back home.
Janice wasn't sleeping when James came back home.
When James got home,she was still siting on the stairs with the flowers on her lap.
EX.6
1.sounds 2.front 3.taxi 4.bouquet
5.change 6.ticking 7.wedding 8.gasp
9.anniversary
EX.7
1.lonely 2.lying 3.changed 4.hour 5.familiar
EX.8
1.at 2.for 3.for 4.about 5.on 6.on 7.on their
EX.12
1.terrible 2.expensive 3.interesting 4.fantastic 5.short 6.difficult
EX.14
A:2 B:5 C:7 D:6 E:3 F:1 G:8 H:9 I:4
EX.15
1.amazed 2.puzzled 3.thrilled 4.anxious 6.sad
EX.21
1.c 2.b 3.a 4.b 5.d