sentence: When you drive by the car , you have to focus on the road , you need to think about what could happen , what the other drivers want to do and which way you should choose .
modified: When you driving by the car you should be focus on the road , you need to think what could happen , what the other drivers want to do and which way you should chose .
transformation: VERB:FORM, PUNCT, VERB, VERB:TENSE, PREP, VERB:FORM