Generate a sentence that answers this question: "Flowers make themselves attractive to hummingbirds with".

Answer: when pollen sticks to a hummingbird , that pollen will move to where the hummingbird moves

Generate a sentence that answers this question: "A thing with cells is going to expand, but first requires".

Answer: a living thing requires nutrients to grow

Generate a sentence that answers this question: "With more people eating cereal there comes a need for more".

Answer:
as the use of a crop increases , the amount of crops planted will increase