Two junior high school English questions

1. If reduced to a complete attributive clause, there are two people involved in the accident. So there is no need to use got.

I don't think so here Compare Chinglish with by. Analyze the sentence structure. The subject of this sentence is best way, the copulative verb is was, and the slogan should be a noun or noun phrase. By doing sth. It's not a noun phrase (I'm not sure what it is), but only an adverbial of manner, not a predicative.

The above is just a family statement. If there is any mistake, please show me pia. . .