Generate a sentence that answers this question: "air masses are pushed by westerlies but stopped by".

Answer: jet streams may deflect the air masses moved by the prevailing westerlies

Generate a sentence that answers this question: "if liquid is changing its state to gas then that liquid is".

Answer: if liquid is boiling then that liquid is hot

Generate a sentence that answers this question: "A person who wants to avoid wasting a manufactured box will".

Answer:
An example of avoiding waste is using a material more than once