题目内容
【题目】About_______of the students in our class were born in the____.
A．two-thirds, 1990s
B．two-thirds, 1990
C．two-third, 1990s
【答案】A
【解析】
试题分析：分数的分子用基数词，分母为序数词。分子不是一的，分母序数词加S。表示年代的要在后面加“s”。故选A
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题目内容
【题目】About_______of the students in our class were born in the____.
A．two-thirds, 1990s
B．two-thirds, 1990
C．two-third, 1990s
【答案】A
【解析】
试题分析：分数的分子用基数词，分母为序数词。分子不是一的，分母序数词加S。表示年代的要在后面加“s”。故选A