1.Many Chinese people donate money to help those students___

1.Many Chinese people donate money to help those students____financial aid.
A.in favor of B.in honour of C.in face of D.in need of
2.Not____to the cold weather there,he had to come back home eariler.
A.accustoming B.accustomed C.being accustoming D.to accustom
3.In order to____him,they____all the rooms.
A.search for,searched B.search,searched C.search for,searched for D.search,searched for
4.-They are quiet,aren't they?
-Yes.They are accustomed_____at meals.
A.to talk B.to not talk C.to talking D.to not talking