(1) Many graduates, __________ (不像) their parents, want to live in the cities.
(2) The law states that everyone has the right to practise their own __________ (宗教).
(3) The present __________ (制度) of education needs to be improved.
(4) Everything falls towards the center of the earth because of the pull of __________ (重力).
(5) As a matter of fact, drunken driving is as harmful as ___________(暴力的) crimes to people’s life and safety.
(6) Whether life __________ (存在) on other planets is still unknown to us.