To determine the degree to which the writer of the test wishes to concentrate on testing the students' active or passive vocabulary.
To decide whether the lexical items in the test should be taken from the spoken or written language.
Listening: passive/spoken
Reading: passive/written
Speaking: active/spoken
Writing: active/written
Generally speaking, the more elementary the level of the test, the greater the number of lexical items associated with the spoken language.
The most powerful distractors in vocabulary tests are:
the use of false synonyms
contextually relevant items
For testees using same syllabus, lexical items can be selected from:
the students' reading material
lexical errors taken from students' free-written work
For testees using different syllabus, lexical items can be selected from:
the tasks which are used for which the student is being tested
the well-known word lists