there is a cat中there作什么语啊?还有that is a cat中的that做什么语?

there is a cat there is a cat中there作什么语啊?还有that is a cat中的that做什么语? Is there a cat ____the door There is a cat under the chair. There is a cat (eat) fish over there There( )(is/are)a cat and (There( )(is/are)a cat and ( )(a/an)elephant is over a there that cat .连词成句 There is a cat under the tree.变否定句 there is a black cat under the table.提问 a,behind,there,door,is,cat,the(?) 连词成句 Is there a cat ______(under,behind,in)the door? Look There is a cat ( ) the door介词 There(is/are)a cat under the chair选一个 Is there a cat behind the curtains答句 is there a cat behind the curtains 答句 Look,there is a cat.____(it)eyes are big. there is a cat ________(躺) on the couch 【急】is there a cat at the top the house