She asked me if I was happy in my new job.
She asked me if I have been happy in my new job.
She asked me whether I am happy in my new job.
She asked me if I had been happy in my new job.
Walking in the garden, a snake bite him.
Grammar is the better servant than a master.
It has been raining for three days.
He gave the examination.
from top to bottom
Completely
branch like root
None
He had wished Mr. Kamal good morning.
He wished Mr. Kamal good morning.
He said Mr. Kamal good morning.
He told Mr. Kamal good morning.