Fill in: absorb, migrate, monitor, restore, threaten, survive in the correct form Past Simple, Present Continuous and Infinitive 1 Not all animals ………………….. last summer’s drought. 2 It's better to ………………….. animals in their natural habitat rather than in zoos. 3 Flamingos normally ………………….. to Lake Nakuru in Kenya during the winter. 4 The roots of a plant ………………….. water from the soil. 5 The park rangers are working hard to ………………….. the campground to its original condition after the flood. 6 Humans are ………………….. animals like rhinos and tigers with extinction.​