六级The North American shale gas boom has resulted in record low prices there.
北美页岩气的繁荣导致那里的价格创历史新低。
2017年6月阅读原文
四级Obviously the justices did not shale their personal preferences, their mere likes and dislikes, they stated their considered judgment, painstakingly arrived at after thorough inquiry and deliberation.
显然,法官们并没有忽视他们的个人偏好,他们只是好恶,他们陈述了经过深思熟虑的判断,这些判断是经过彻底调查和深思熟虑后艰难得出的。
2003年9月大学英语四级(CET-4)真题
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