句子变复数

问题描述:

句子变复数
1 That girl is very pretty.
2 This woman doctor is very smart.
3 His ice-cream is very delicious.
4 He is an engineer.
5 Is she an air hostess?
6 This is not my umbrella.
知道一句答一句.

That girls are very pretty
this women doctors are very smart
his ice-cream are very delicious
he are an engineer
are shean air hostess?(这最后一个单词是复数了吧,如果不是就改成hostesses)
there are not my umbrella