3.Tom went against his promise ______ he would never cheat in exams, ______ made him unpopular with his classmates.
They won the match by __________ means.
Listening to music enables us __________ relaxed.
His father __________ him for a doctor, but he preferred to be an artist.
__________to give up smoking, he threw away his __________ cigarettes.
He always __________ the mistakes made by his rivals.