问题标题:
改成复数句.Whatisit?It'sabox.改成单数句.ThechildrenareYOUNGPioneers.改成复数句,并作肯定回答.Isthisaredpen?改成复数句,并作否定回答IsthatanEnglishbook?改为单数句Thoseareapples改为单数句Thosea
问题描述:

改成复数句.

Whatisit?It'sabox.

改成单数句.

ThechildrenareYOUNGPioneers.

改成复数句,并作肯定回答.

Isthisaredpen?

改成复数句,并作否定回答

IsthatanEnglishbook?

改为单数句

Thoseareapples

改为单数句

Thosearen'tanyoranges

冯彦君回答:
  Whatarethey?Theyareboxes.Thechildisayoungpioneer.Aretheseredpens?Yes,theyare.ArethoseEnglishbooks?No,theyaren't.Thatisanapple.Thatisn'tanorange.
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