单项选择题
The concept of personal choice concerning health is important because ______.
单项选择题 Leaving for work in plenty of time to catch the train will ______ worry about being late.
单项选择题 The statesman was evidently ______ by the journalist's questions and glared at him for a few seconds.
单项选择题 He could hardly ______ his temper when he saw the state of his office.