| 摘要 |
<p>Current and base stores (13, 14) provide lexicons whose words are to be displayed on LCD display (3) and are to form the subjects of various tests dependent on classification of the words in accordance with predetermined criteria. A keyboard (5) enables input of data into the stores (13, 14) of test selection and of answer data. Means (12) are provided for comparing answers with the predetermined criteria and for storing numbers of correct answers in association with the respective words in the current store (13). When testing has given rise to a predetermined set of correct answers the words are shifted to the base store (14). Means may be provided for perusal and/or testing of words held in either store (13, 14) and an indication may be provided of the quantity of data in the stores (13, 14). Provision may be made for shifting words from the base store back into the current store.</p> |
