就近原则--there any a pig and two ducks on the farm?填Is?Are?

1.On the farm,there are twelve ducks and eight pigs.look!The There is a book and two pens on the table.是遵循就近原则,那问桌子上有什么东西 There are teo ducks and a boat on the river. There are air and water on the Earth.air不可数,There be遵循就近原则,为 There is a sheep and two cows on the farm.为什么要用is Are there any pandas on the farm? Are there any ducks?(做肯定回答) There´s a vase on the desk（ Are there any ducks on the water?怎么回答 英语翻译There is a skinny pig on the farm.He is not very happy.T There are two ducks in front of a duck and two ducks behind Are there () horses on the farm?填some还是填any? There are air and water on the Earth.There be句型有就近原则,为什么还用ar