Complex sentence: Together with the Doctor and UNIT, she encounters such perils as killer daffodils, time-eating monsters, renegade Time Lords, is miniaturised, hypnotised, flung through time, nearly aged to death and menaced by giant maggots and ancient dæmons.
Split into simpler sentences: Together with the Doctor and UNIT, she encounters such perils as killer daffodils, time-eating monsters, and a renegade Time Lord. She is miniaturised, hypnotised, flung through time, nearly aged to death, and menaced by giant maggots and ancient dæmons.