Multiple choice

They _____ ____ _____ tomorrow.

  1. will, traveling

  2. will, be, traveling

  3. will, been, travel

  4. will have, been

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The future continuous tense 'will be traveling' describes an action that will be in progress at a specific time in the future (tomorrow). Option A is missing the auxiliary verb 'be', while Option C incorrectly uses 'been' (requires 'have'), and Option D uses future perfect instead of continuous.