(共21张PPT) 1.abuse n.滥用;虐待;辱骂 例:drug abuse 滥用药物 vt.滥用;虐待;辱骂 例:Cindy has a difficult life and is often abused by her stepmother.2.reward n.回报;奖励;报酬 例:The school has a system of rewards and punishments to encourage good behavior. vt.奖励;奖赏;给予回报 例:The students have been working hard on their lessons and their efforts will be rewarded with success in the end.