单项选择题 Mozart had an incredible capacity to（）other individuals，their facial gestures，their dialects.

单项选择题 Citric acid can be （）from the juice of oranges，lemons，limes or grapefruit.

单项选择题 When King George（），his brother succeeded him on the throne.

单项选择题 His term of office （）at the end of June.

单项选择题 The organization are （）food to the earthquake victims.