有关被动语态的问题His mother bought him a new coat.变被动1.He was bought

有关被动语态的问题His mother bought him a new coat.变被动1.He was bought 改被动语态1.My mother bought me a new coat last week.2.The worker His aunt bought him a bicycle（变为被动语态） 变为被动语态：His aunt bought him a bicycle My mother bought me a book.改为被动语态是 I was bought a book by my I bought him a nice sweater.变为被动语态 my mother bought a microwave oven yesterday 改为被动语态 将Mother bought me a cap yesterday.改成被动语态 My father bought a new computer yesterday改为被动语态 He bought me a pen yesterday 改为被动语态 he bought her a watch 怎么改成被动语态 把下列句子主动语态变成被动语态 he bought a new car last week .farmers grow