ACKNOWLEDGMENT

My profound gratitude to Miss Elena R Ruiz, Dr Estrellita Y Evangelista, Mrs Imelda T Espinol, Dr Ester M Montalbo, Mrs Juliana B de Guzman, Mr Roberto V Anir, Dr Divinelinda E Dela Cruz, Mrs Marichu V Gojar, Mrs Anita V Javier, Mr Salvador V Medina, Mrs Ma Luisa H Larcena, Mrs Milagros C Mabini, Miss Adoracion C San Pascual, Miss Marites P Pagalanan, Miss Lourdes F Gonzales, Mrs Rowena R Adalla, Mrs Ma Xyrza T Asido, Mrs Chona L Maderal, Mrs Raquel A Limosinero, and Miss Anna Liza V Dumaya for teaching me how to fly better and higher.

I am indebted to Mr Roberto V Anir, Mr Salvador V Medina, Mrs Milagros C Mabini, Mrs Ma Luisa H Larcena, and Miss Adoracion C San Pascual for their generous support and suggestions and for patiently reading and reviewing my manuscript.

In writing and editing this manual, I was assisted at every turn by Ma Josefa R Veloria, Ceres Janrel A Misa, Daryl Patrick G Ruiz, Sabello B Bibit V, Anna Isabel R Aclan, Ma Christina S Reyes, Jon Sithli P Mendoza, Ma Christina R Veloria, Genesis T Santiago, Ma Rose Ann A Cellona, Francis Vincent R Co, Joan Kristi D Zaldivar, Niño Mark P Lustria, Siegfrid P Mendoza, Don Michael A De Leon, Therese Angeli R Co, McRivianson O Delos Santos, Joseph Martin V Gaviola, Mark Joseph T Solis, Kevin Rein G Alvia, and John Edward Dominique D Dalida.

My gratitude also to my friends and my students for finding more errors than I care to think about.

Salamat. Merci. Arigato.