被动语态语法专项练习题及答案1、( ) 1 The People'sRepublic of China ___ on October 1, 1949.A. found B. was founded C. is founded D. was found( )2 This English song___ by the girls after class.A. often sings B. often sang C. is often sang D. is often sung( ) 3.New computers ___ all over the world.A. is used B. are using C. are used D...