______ under a microscope, a fresh snowflake has a delicate six-pointed shape.A、

游客2025-03-17 23

问题 ______ under a microscope, a fresh snowflake has a delicate six-pointed shape.

选项 A、Seeing
B、Seen
C、To see
D、To be seen

答案 B

解析本句考查非谓语动词的用法。分词短语作状语，因为主语和分词之间的关系是动宾关系，因此用过去分词。

转载请注明原文地址:https://www.tihaiku.com/zcyy/4001517.html

相关试题推荐

随机试题

最新回复(0)

Thereisadelicatebalanceofnature______manysquaremilesofoceanandveget