题目内容
14.As teenagers in thetwenty-first/21st century,we should smile to the world and face challenges bravely.( twenty-one )分析 作为21世纪的青少年,我们应该对世界微笑并且勇敢地面对挑战.
解答 答案:twenty-first/21st.
提示词是基数词,根据所给单词结合 语境可以推测句意为"作为21世纪的青少年,我们应该对世界微笑并且勇敢地面对挑战.",由于设空处单词前面有定冠词the后面跟单数名词century,所以应填序数词twenty-first/21st,故答案为:twenty-first/21st
点评 本题考查用所给单词的适当形式填空,首先要根据语境明确句意,然后再根据相关语法对所给单词在形式上做出正确的变化.
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