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题目
Many people work hard to ____ a youthful appearance.
A.remain B.maintain C.keep
2.
For 20 years this practice has ___unchanged.
A.remained B.maintained C.kept
并说明原因谢谢

提问时间:2020-10-27

答案
1.BAs a result,many Americans work hard to maintain a youthful appearance or at least give the illusion of youth.结果,许多美国人竭力想维持外貌的年轻,或至少给人留下年轻的假象.maintain [meinˈtein]v...
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