1．They went to the zoo on foot ________ by bus.
A．instead B．instead of C．without D．but
解析：句意“他们步行而不是坐车去了动物园”。instead of取代。
答案：B
2．The beauty of Venice ________ largely in the style of its ancient buildings.
A．is consisting B．consists C．is consisted D．is being consisted
解析：“Venice的美关键在于她古建筑的风格。”consist in在于(不用进行时和被动语态)。
答案：B
