Stem-changing verbs have changes that occur in the stem of the verb, in all forms EXCEPT for its Nosotros(as) and Vosotros(as) forms. To conjugate, you must identify the verb's verb stem, identify what kind of stem-changing verb it is.
The 1998 annual report for Sears shows that, since 1978, it has experienced dramatic changes in the composition of its workforce. Sears has increased the number of women, blacks, and Hispanics in all job categories, including managerial, technical, and sa
The third person singular and plural of leer and oír also have spelling changes. An unaccented i always changes to y when it appears between two vowels. Notice the use of the accent marks on all forms except the third person plural.