giúp e với, cho e hỏi cấu trúc của mấy câu này luôn ạ ;-;

`1.` Victims of human trafficking are the most vulnerable.

`-` the most + N/adj(long): dùng trong so sánh nhất (nhiều nhất) 
`2.` A lawyer will be appointed for an accused who cannot afford to hire one.

`-` S + will + Vinfi + (O)
`3.` She is a reception officer who deals with answering enquiries from the public.

`-` HTD : S + am/is/are + N/Adj +...
`4.` Delays are caused by a large number of people on the street

`-` S + to be + V3/ed + (by + O) + (...)