This demo allows you to run through Lesson 2.

Click on this button to sample the lesson:

Click here to learn about the other lessons:

For the text-to-speech option, please exit and re-open SentenceWeaver using Chrome, Firefox, or Safari.

Reward: Number of points needed to earn it:

Change number of trials until correct answer is shown (default is 6)

The Verbs VI: Perfectives and Abstract Time Module consists of 4 lessons plus a placement test and post test.
The lessons cover:
  1. Perfective verbs: past, present, and future ("has eaten," "had eaten," "will have eaten").
  2. Abstract time expressions: since, until, for, and in ("for two hours," "in two hours").
  3. Comparative time expressions: before, after, when, while ("The girl skied while the boy sledded;" "The boy will ski after the girl skis").
A total of 248 exercises.