Mr ZenicNguyen Tel: 0942 96 7778 www.facebook.com/IELTSstepbystep KEY_1 Exercise 11 A 12 B 13 B 14 A 15 C Exercise 31 B 32 B 33 A 34 C 35 C 36 A 37 B 38 A 39 B 40 C Mr ZenicNguyen Tel: 0942 96 7778 www.facebook.com/IELTSstepbystep Mr ZenicNguyen Tel: 0942 96 7778 www.facebook.com/IELTSstepbystep Exercise 21 C 22 B 23 B 24 A 25 B 26 B 27 C 28 A 29 B 30 C Exercise 21 B 22 B 23 C 24 A 25 A Mr ZenicNguyen Tel: 0942 96 7778 www.facebook.com/IELTSstepbystep Mr ZenicNguyen Tel: 0942 96 7778 www.facebook.com/IELTSstepbystep Exercise Exercise Exercise Mr ZenicNguyen Tel: 0942 96 7778 www.facebook.com/IELTSstepbystep Mr ZenicNguyen Tel: 0942 96 7778 www.facebook.com/IELTSstepbystep Exercise Exercise 15 C 16 B 17 A 18 B 19 B 20 C Exercise 10 Mr ZenicNguyen Tel: 0942 96 7778 www.facebook.com/IELTSstepbystep Mr ZenicNguyen Tel: 0942 96 7778 www.facebook.com/IELTSstepbystep Mr ZenicNguyen Tel: 0942 96 7778 www.facebook.com/IELTSstepbystep