特殊情况：1.There are(five English books) on the desk.2.There is(some water) in the glass.
注意：还有一些句子的划线部分提问要用特定的问句
1.She is (tall and thin).(问相貌）
2.He is (a teacher).(问职业）
3.It's (rainy) today.(问天气）