Key Word

UNIT 1ád

B. Exercise: 1A/2B/3C/4B/5C/6C/7A/8C/9D/10A/11C/12B/13D/14A/15A/16C/17B/18C

Vocabulary: 1.renew/2.reserves/3.represent/4.attract/5.introduce/6.confirmed/7.retain/8.attributed/9.review/10.submit

Practice: 1D/2B/3D/4C/ 5B(add “are” before “now” -use present continous tense) /6D/7C/8A/9C/10A/11D/12A/ 13D (change the form of “industry” to plural -- “industries” ) 14C/15A/16A/17A/18B/1D/20C/21D/22C/23B/24C/25C/26D/27C/28D/29D/30B

Text Completion: 141A/142B/143B/144B/145D/146C/147C/148D/149C/150C/151C/152B/

Homework:

* 1B/2A/3B/4B/5A/6D/7A/8B/9A/10D/11C/12C/13A/14B/15B/16A/17A/18D/19B/20B/21C/22A/23B

* 24B/25B/26A/27C/28B/29C/30B/31C/32D/33A/34B/35C/36A/37B/38C/

* 101C/102C/103A/104B/105D/106B/107B/108A/109B/110C/111B/112D/113C/114D/115A/116B/117C/118D/119B/120B/121C/122A/123B/124C/125C/126B/127D/128C/129B/130B/131C/132D/133C/134D/135D/136B/137C/138B/139C/140A

UNIT 2

Exercise: 1A/2C/3B/4D/5D/6C/7C/8C/9A/10C/11D/12A/13B/14B/15A/16D/17D/

Practice: 1D/2B/3D/4A/5D/6B/7B/8B/9C/10D/11D/12B/13D/14C/15B/16B/17C/18A/19C/20C/21C/22D/23B/24B/25A/26D/27D/28C/29C/30D/31C/32D/33C/34C/35B/36B/37B/38D/39A/40A

Text Completion: 141B/142B/143C/144B/145C/146C/147B/148B/149D/150C/151D/152C

Homework:

* 101.C/102D/103C/104A/105D/106B/107A/108D/109D/110C/111D/112B/113A/114B/115C/116B/117A/118D/119D/120D/121C/122A/123B/124C/125C/126A/127B/128D/129A/130C/131C/132CD133C/134D/135D/136A/137A/138B/139A/140B

* 142D/143B/144B/145B/146C/147B/148B/149D/150A/151D/152C

UNIT 3

Exercise: 1A/2B/3A/4A/5A/6A/7D/8B/9D/10B/11C/12B/13B/14A/15C/16D/17C/18A/19D/20A/21C/22D/23B/24B

Vocabulary: 1.valuable/2.defective/3.additional/4.promising/5.likely/6.authorized/7.available/8.convenient/9.close/10.limited

Practice: 1b/2d/3c/4B/5A/6B/7B/8D/9A/10D/11B/12B/13B/14C/15C/16C/17C/18B/19C/20B/21C/22B/23B/24A/25B/26D/27B/28B/29C/30D/31C/32D/33D/34B/35A/36C/37C

Text completion:

31B/32D/33A/34C/35A/36D/37A/38B/39B/40C/41B/42D/43D/44B/45C/46D/47C/48D

Homework:

*...