单项选择题 The old man is in（）habit of going for（）walk along（）river every morning except that it rains.

单项选择题 Western art of（）19th century shows（）influence of（）Far East.

单项选择题 According to cognitive theories of emotion,()anger occurs when()individuals believe that they have been harmed and that()harm was both avoidable and undeserved．