Too much ______ to X-rays can cause skin burns, cancer or other damage to the body.

admin2009-01-05  35

问题 Too much ______ to X-rays can cause skin burns, cancer or other damage to the body.

选项 A、disclosure
B、exhibition
C、contact
D、exposure

答案D

解析 Too much exposure to X-rays意指经常暴露于X射线中。
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