In the following passage some words have been deleted. Fill in the blanks with the help of the alternatives given. Select the most appropriate option for each number.

In spite of all the honours that were heaped upon him, Pasteur remained a simple man (1)______ heart. Perhaps the memories of his boyhood days, when he (2)______ the familiar scenes of his birthplace, and the (3)______ to be a great artist never wholly left him. He did (4)______ a great artist but after his sixteenth year he (5)______ the brush forever. He put his soul and energy (6)______ his work, and it was this very energy that in the end (7)______ him out. For him, each sufferer was more than (8)______ a case that was to be cured. He looked upon the (9)______ against hydrophobia as a battle and he was (10)______ to win at any cost.

Q:

Select the most appropriate option to fill in the blank no. 4.

• 1
  becomes
• 2
  becoming
• 3
  became
• 4
  become