Question

previous paragraph ends with: \online learning increases flexibility for busy students.\ best starter for the next paragraph about limitations? however, for example, first, check previous paragraph ends with: \shared documents can increase collaboration.\ best starter for the next paragraph giving a specific classroom case? for example, nevertheless, therefore, check

Explanation:

For the first question, "However" is a good transition as it contrasts the positive aspect (flexibility) with the upcoming limitations. For the second question, "For example" is appropriate as it will introduce a specific case to illustrate the point about increased collaboration.

Answer:

1. However
2. For example