I go to school
Do you go to school
I went to the park yesterday
Did you go to the park yesterday
He will go to America tomorrow
Will he go to America tomorrow
I am eating lunch
Are you eating lunch
She is a good child
Is she a good child
I think it is going to rain
Do you think it is going to rain
They are writing
Are they writing
This pen is red
Is this pen red
I will be there
Will you be there
I was there yesterday
Were you there
yesterday
真的.我很辛苦的敲