英语疑问句主要有以下几种结构:
一般疑问句
结构:be动词/助动词/情态动词 + 主语 + 其他成分。
例子:
Did you read books?
Is she quiet?
Can you speak English?
Do you like coffee?
特殊疑问句
结构:疑问词 + 助动词/be动词/情态动词 + 主语 + 其他成分。
例子:
What time is it?
Who is there?
Why did you do that?
How can I get to the station?
选择疑问句
结构:一般疑问句 + or + 另一个选择成分;或特殊疑问句 + 选项A + or + 选项B。
例子:
Is your friend a girl or a boy?
Do you prefer coffee or tea?
Would you like a book or a pen?
反意疑问句
结构:陈述句(肯定式) + 附加问句(否定式);或陈述句(否定式) + 附加问句(肯定式)。
例子:
You're coming to the party, aren't you?
He isn't very tall, is he?
They've finished their homework, have they?
这些是英语疑问句的基本结构,根据不同的语境和需要,可以选择合适的结构来构成疑问句。