试题 试卷
题型：单选题 题类：常考题 难易度：普通
仁爱科普版初中英语2016年九年级上册Unit 2 Saving the earth. 单元检测题
—That's right. What's worse, the price of oil has increased ________ 60 percent.
—Yes, but it needs to go_______ the clouds for hours.
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