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  • The first textbooks ____ for teaching English as a foreign language came out in the 16th century.(NMET94 34)

    The first textbooks ____ for teaching English as a foreign language came out in the 16th century.(NMET94 34)
    A.having written B.to be written C.being written D.written
    為什么選D?
    英語人氣:282 ℃時間:2020-01-29 05:36:37
    優(yōu)質(zhì)解答
    D.=the first textbooks (which are)written for...
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