句型转换Is this your pen?改为复数句子There are（30）students in my class

句型转换Is this your pen?改为复数句子There are（30）students in my class 句型转换1 This is my ruler.（改为复数形式）2 Are those your sisters?（改为单 句型转换。1. There are over 60 students in his class. (改为同义句)&nbs 英语句型转换1 This is her pen friend.(改为负数）2 Those are my books.(改 （）students are there in your class 句型转换This is my pen【改为一般疑问句】答【 】this【 】pen？Is that her eraser 句型转换This is a book【改为复数句】Those are my brothers【改为单数句】Is this there are 58 students in my class. 改为一般疑问句,用be there句型回答,否定回 there are 58 students in my class.改为一般疑问句 There are thirty students in my class改为疑问句 句型转换(带括号的是划线） 1.(There) is a pen on the delk(借助some改为复数句子） 请完成这些句型转换This is my book.(改为负数形式）There is a nice cat in the