Scientists have created the world's smallest "snowman", ____ about a fifth of the wid

题目简介

Scientists have created the world's smallest "snowman", ____ about a fifth of the wid

题目详情

Scientists have created the world's smallest "snowman", ____ about a fifth of the width of a human hair.
[     ]
A. measuring
B. measures
C. measured
D. to measure
题型:单选题难度:中档来源:0108 模拟题

答案

A

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