Fill in the blank with a verb in the correct tense.
Mohan ______ his car, coats it with a special chemical and buffs it till it shines.
washes
Mohan washes his car, coats it with a special chemical and buffs it till it shines.
Since the other verbs ‘coats’ and ‘buffs’ are in the simple present tense, ‘washes’ should be used to main consistency.