读句子，根据所给提示或首字母填空。
小题1:My parents have always taught me the (重要性)of working hard.
小题2:I think people who eat a balanced diet should be more (健康)than those who only eat biscuits and hamburgers.
小题3:Martin always causes problems for ______________(他自己)and his family.
小题4:His d made Mary sad for a long time.
小题5:The tourists had no c _____________but to wait for the next bus
小题1:important
小题2:healthy
小题3:himself
小题4:death
小题5:choice
题目分析：
小题1:important 考查名词。句意：我的父母一起教给我努力工作的重要性。The importance of 。。。的重要性。
小题2:healthy 考查形容词。句意：我认为吃得均衡的人比只吃饼干汉堡的人要更健康。形容词做表语。
小题3:himself 考查反身代词。句意：马丁一起给父母与自己带来麻烦。Oneself的形式与主语保持一致。
小题4:death 考查名词。句意：他的去世使玛丽悲伤了很长一段时间。这里是做主语的所以应该用名词。
小题5:choice 考查名词。句意：旅行者除了等待下一辆公车别无选择。Have no choice but to do sth除了做某事别无选择。