The earliest form of artificial lighting was fire, which also provided warm and

游客2025-01-22 18

问题 The earliest form of artificial lighting was fire, which also provided warm and protection.

选项 A、hot
B、sunshine
C、warmth
D、safe

答案 C

解析本题考查名词。句意为：人工照明的最早方式就是火，火可以提供温暖和保护。所以，此处应该填入一个名词和protection并列，作provided的宾语。故可排除A、D两项。由常识可知，火不可以提供“sunshine”，故排除B。所以，答案是C。

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Theearliestformofartificiallightingwasfire,whichalsoprovidedwarmand