Complex sentence: The team are on the X- 1 plane when they are pulled down by a government aircraft, the agents insult Dr. Venture's wirey frame and tell Brock that his license to kill has expired.
Split into simpler sentences: The team are on the X- 1 plane when they are pulled down by a government aircraft. The agents insult Dr. Venture's wiry frame and tell Brock that his license to kill has expired.