几个英语问题 有关于完成时的被动语态,几位,

题目

几个英语问题 有关于完成时的被动语态,几位,
例：the book / read / by many students in our school→
the book has been read by many students in our school.
1.these batteries / nto charge by / my father→
2.students / ask to speak more English in class→
3.a normal magazine / replace / by an online magazine→
i‘ve had the digital c--(填一个单词)--- for ages.

答案

1.These batteries haven't been charged by my father.
2.The.students have been asked to speak more English in class.
3.A normal magazine have been replaced by an online magazine.
I‘ve had the digital c--(填一个单词)--- for ages (camera)