Answer:
The children sailed paper boats before dinner.
Mothers call the children inside when dinner is ready.
She fell while she was playing and injured her knee.
Explanation:
Prepositional phrases are composed at least of a preposition and an object.
The word 'when' used as a conjunction means 'at the time that', and is followed by a subordinate clause.
The word 'while' is used to connect two events occurring at the same time, and is followed by a subordinate clause.
Answer:
She is nervous because the nurse is bringing her big
news about Romeo is the answer.
Answer:
The Department of Education's literacy campaign uses several techniques to persuade a broad audience that strong reading skills are beneficial.
Explanation:
I believe that this is the best thesis statement as it is concise, coherent and gives you room for various sub-topics in the essay. I would reccomend mixing this and the first thesis statement in your question, by using higher modality in this thesis. : )