5\there are two bowls on the table.6\here,s a cup of coffe.变

5.Negative: There aren't two bowls on the table.
Yes/No Question: Are there two bowls on the table?
Special Question: What are there on the table? / Where are the two bowls?
6.Negative: A cup of coffee isn't here.
Yes/No Question: Is here a cup of coffee? / Is a cup of coffee here?
Special Question: What's here? / Where's a cup of coffee?