Check your answers.
01. resistant 02. irresponsible 03. chemical 04. insecticides 05. effective 06. usefulness 07. varieties 08. appointees 09. presidential 10. commitments 11. managerial 12. excellent 13. professional 14. knowledge 15. confidential 16. extensive
01. resistant
02. irresponsible
03. chemical
04. insecticides
05. effective
06. usefulness
07. varieties
08. appointees
09. presidential
10. commitments
11. managerial
12. excellent
13. professional
14. knowledge
15. confidential
16. extensive
©English Teaching Systems February 2005