把下列句子改成复数 He is an engineer Is she an air hostess

把下列句子改成复数 He is an engineer Is she an air hostess 把下列句子改成复数形式 I am a chila.He has a pretty toy.She is an Australian. he is an engineer.把句子改为复数形式 He is a man改成复数句子 把下列句子变成复数形式.Is he a student? 把下列句子变为复数句1.I am a girl2.He is my cousin3.She is at school4.This is his picture5.That is an orange jacket 把下列单数句子变为复数句子/复数句子变为单数句子.1 is it an English book?2 He is a good boy 3 Thoes are eggs?4 Are they Chinese cars? 把下列句子改成复数The leaf is turning yellow.Which is your pen?What is this?Who is he?Look at that book.There is an apple on the desk.It is a lovely dog.Show me your book.最好在今天说！谢谢啦！ she is an english woman 改成复数句子 把he改成复数形式. 把That is her watch改成复数句子 1.It is an orange.2.He is a teacher.3.She is a student.把句子改为复数句 把下列句子变成复数形式例如:The boy is Lazy.------The boys are lazy.1：That girl is very beautiful.------__________________.2:He is an engineer.-----___________________.3:Is she a doctor?-------________________.4:This is not my umbrella. 把下列句子变成复数形式例如:The boy is Lazy.------The boys are lazy.1：That girl is very beautiful.------__________________.2:He is an engineer.-----___________________.3:Is she a doctor?-------________________.4:This is not my umbrella. He is an astronaut （变为复数句子）?怎么写? 将下列单词改成复数形式man family this it she he ruler box knife woman dictionary is that am 句子：he is a teacher .it is a nice jacket .it is an english dictionary?yes,it is.no,it isn’t.this photo is very good.is she your pen friend? 将下列句子变复数1.I am driver 2.That is an apple 3.He has a book 把下列句子改为复数形式 This is my key That is your photo He把下列句子改为复数形式This is my keyThat is your photoHe is my friend要方法