1.Is there a cake on the table? 2.There aren't two cakes in the kitchen. There be句型若变为一般疑问句，只需提前系动词；There be句型变否定句，系动词后加not

  is there a cake on the table there are no two cakes in the kitchen.

  1.Is there a cake on the table ? 2.There aren't two cakes in the kitchen. 呵呵，3年没看英语鸟。~

  Is there a cake on the table? The two cakes are not in the kitchen.

  is there a cake on the table there aren't two cakes in the kitchen.

  .Is there a cake on the table ? 2.There aren't two cakes in the kitchen. 呵呵，3年没看英语鸟。~ 我啊啊

  1．There is a cake on the table.(变为一般疑问句） 回答：Is there a cake on the table? 2. There are two cakes in the kitchen.(变为否定句） 回答：There aren't two cake in the kitchen.