九年级上册英语中一般被动式的句子结构如下：

一般现在时被动语态

主语 + am/is/are + 过去分词

例句：I do my homework every day. = My homework is done by me every day.

一般过去时被动语态

主语 + was/were + 过去分词

例句：I did my homework last night. = My homework was done by me last night.

含有情态动词的被动语态

情态动词（can/could/may/might/must/will/would/shall/should）+ be + 过去分词

例句：I can do my homework all by myself. = My homework can be done all by myself.

一般将来时被动语态

will + be + 过去分词

例句：The book will be read by me tomorrow.

这些结构可以帮助你在九年级上册英语中正确地使用被动语态。注意，在转换为被动语态时，动作的执行者通常会被省略，除非需要特别强调。