Assessment of students' achievement is of paramount importance in language teaching and learning. It leads the students' future life
and provides teachers with useful information for better teaching practice.
This book shows how assessment in English language teaching context should be designed, what should should be assessed, and how it should be done in order to have an assessment instrument which is valid, proper in the level of difficulty, and able to discriminate good students from the p0or ones as well as results in reliable scores. This book also provides theory and examples of artificial and authentic assessment.