she is nurse (改为复数)What are those over there?(改为单数)These are apples and those are pineapples(改为单数)They are waitresses (改为单数)They are oranges (改为单数)They are apples (改为单数)

问题描述:

she is nurse (改为复数)
What are those over there?(改为单数)
These are apples and those are pineapples(改为单数)
They are waitresses (改为单数)
They are oranges (改为单数)
They are apples (改为单数)