You can download a demo version and interact with it.
This inter-active demo-disk allows you to manipulate 19 verbs
by selecting the tenses, variables and pronouns you wish to use. It includes:

• meanings;
• a description of the structure for the tense and variables selected;
• explanations of how the various tenses are used;
• an example sentence for each of the combinations of tenses and
  variables selected for each verb
  

The first release of the full program has a database of approximately
3,600 verbs which can be manipulated through any of the 12 English tenses
with the combination of 6 variables and 7 pronouns which are appropriate.

Future releases will include:

• a sound track of the specific example sentences;
• specific example sentences for approximately 100 verbs every two months;
• verb sequences as verb plus infinitive OR verb plus 'ing' form;
• verb plus appropriate prepositions;
• phrasal verbs