The sentence is correct. The preposition “from ESL students” modifies the “some questions” the preposition can only modify an object if it comes right after it, other wise if it follows an adjectival or adverb, the phrase becomes and adjectival or adverbial phrase. Example: these mangoes were brought from the coast.
The two sentences are correct; the second only emphasizes the first or the meaning of the sentences. By using “which” the sentences emphasize the origin of the questions. Example: the girl with the red hat has two kittens.
The sentences are not correct they need to read as “I got a ticket from making a U-turn” or “I got a ticket for making a U-turn.” Both imply the same, the source of the ticket was the act of making the U-turn. Example: I was caught for crossing the field.
These are just excerpts of essays please access the order form for custom essays, research papers, term papers, thesis, dissertations, book reports and case studies.