AAlways since the creation of celluloid, Bplastics have been found Cto have Da m

游客2025-03-29 1

问题 AAlways since the creation of celluloid, Bplastics have been found Cto have Da multitude of industrial and commercial uses.

选项 A、
B、
C、
D、

答案 A

解析 always改为ever。ever since自从。

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