一、含有be动词的陈述句变一般疑问句和否定句

题目

一、含有be动词的陈述句变一般疑问句和否定句
1 The student is at school.
2 The students are at school.
3 His father is an English teacher.
4 These cats are crying.
5 He is crying under the tree.
　6 His birthday is on the twentieth of November.
7 Mrs.Li and Kitty are in a big shop.
8 Everybody is in the classroom.
　9 The boy under the tree is hungry.
10 Your brother’s aunt is on the chair.
11 There’s an eraser on the desk.
12 Those are your keys.
　13 John is his first name.
14 My father is fine.
15 This is a short.
16 There’re two pens in the pencil case.
17 The boys are my goog friends.

答案