1.Even though he has lived in China for many years, Mark still can not _______ himself to the Chinese customs.
A.adopt B.adjust C.adapt D.accept
2.He tried to _______ with the manager for has salary.
A.evaluate B.object C.bargain D.pause
3.To some _______, Mary still does not understand this unit. But she herself does not believe so.
A.extend B.part C.extent D.content
4.Great Britain and France will hold a _______ regarding some European economic problems.
A.conference B.reference C.conversion D.cooperation