1 . The meat is chemically treated to________ shelf life.
A.expand | B.enlarge | C.extend | D.broaden |
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2 . Travel ______ (broad) your mind and leaves you good memories. (所给词的适当形式填空)
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3 . We should constantly_________ (broad) our horizons and enlarge our knowledge. (所给词的适当形式填空)
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4 . By embracing other cultures, we actually_______ (拓宽)our horizons, rather than narrow any existing ones.(根据汉语提示完成句子)
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