Fill up the blanks with the most suitable alternative.
Mr. Gautam was a writer. He lived ……….... his pen.
with
for
at
by
Mr. Gautam was a writer. He lived by his pen. Correct word is 'by'.
A patient who was afflicted ……….... cancer was crying with pain.
No sooner did the thief see the police ……………………… he ran away.
Be careful ……….... you should slip.