◎ 题干
The traffic rule says young children under the age of five and _______ less than 25 kilograms must be in a child safety seat.
A. being weighed
B. to weigh
C. weighed
D. weighing
 
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“The traffic rule says young children under the age of five and _______ less than 25 kilograms must be in a child safety seat.A. being weighedB. to weighC. we…”主要考查了你对  【现在分词的被动式】【现在分词】【不定式的被动式】【过去分词】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。