指出下列疑问句属于哪一类?读升调(“↗”)读降调(“↘”)

问题描述:

指出下列疑问句属于哪一类?读升调(“↗”)读降调(“↘”)
1.Which woman is your mother?( )
2.Is that girl your sister?( )
3.What class are you in?()
4.May I go now?( )
5.Are those shirts white?()

1降
2升
3降
4升
5升