There are some tea in the cup.哪里错了

There are some tea in the cup.哪里错了 There is some tea in the cup.变一般疑问句 there isn't some tea in the cup.改错 Are there some students in the library?哪里错了? “Are there some children in the classroom?"哪里错了? There is some tea in the cup对some tea提问 there are some tea leaves at the b___ of the cup. There are some water in the cup.改成否定句 改错:There are some small tea leafs in the box . there is some tea in the cup.改为一般疑问句.并做肯定回答. There is some tea in the cup （变否定句） There is some tea in the cup 用how mang 来问