Several studies have found that the coronary patients who exercise most actively have half or less than half the chance of dying of a heart attack as those who are sedentary.
have half or less than half the chance of dying of a heart attack as those who are sedentary
have half the chance, or less, of dying of a heart attack than those who are sedentary do
have half the chance that they will die of a heart attack, or less, than those who are sedentary do
are at least fifty percent less likely to die of a heart attack as those who are sedentary
are at least fifty percent less likely than those who are sedentary to die of a heart attack
误选A,因为AS作为连词后面必须是个句子,所以A是语法错误。
登录 或 注册 后可以参加讨论