QUESTION-20-The forms of the verb

QUESTION 20

Write the right form of the verb in brackets (Infinitive with "to", without "to" or gerund “ing form”)

You mustn’t use a cell phone while ….... (to drive)               

REPONSE


[timed-content-client show="0:31:0" display="div"]You mustn’t use a cell phone while driving.[/timed-content-client]