你怎知道 HOW DO YOU KNOW怎么样
你怎知道 HOW DO YOU KNOW怎么样
How do you know?
do you know how()
how do you know
How do I know you?
HOW MANY COLORS DO YOU KNOW?
How much do you know about AIDS?
How well do you know him?
how do you know about the weather?
Do you really know how to
Do you know how to o__the machine?
Do you know how long( )English.