2. Affirmative Form
Subject
Verb to be
Verb+ing
complement
I
Am
Reading
A book
He/ She / It
Is
Reading
A book
You
Are
Reading
A book
They
Are
Reading
A book
We
Are
Reading
A book
10. Interrogative Form
Verb To be
Subejct
Verb+ing
Complement
?
AM
I
Learning
English
?
Is
He/She/It
Learning
English
?
Are
You
Learinig
English
?
Are
They
Learning
English
?
Are
We
Learning
English
?