Ozone layer is being destroyed, allowing the sun’s harmful rays to______.

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问题 Ozone layer is being destroyed, allowing the sun’s harmful rays to______.

选项 A、give up
B、take off
C、come through
D、break out

答案C

解析 句意:臭氧层受到破坏后,对人体有害的太阳光就可以穿过大气层到达地面。come through穿过。give up放弃。take off脱掉;起飞。break out爆发。
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