Поставьте следующие предложения во  мн.числе                                                                        1.This is a bird. 2.It that also a bird ?No ,it isn t  that is a cat. 3. Is that also a bird? No,it isn t.That is a cat . 4. Is that a good house.Yes ,it is 5.  This man is an engineer. 6 This shoe is too large for my foot.