题目

 某人朝正东方向走x km后,向右转150°,然后朝新方向走3km,结果他离出发点恰好km,那么x的值为            (    ) A.     B.2    C.2或  D.3 答案:CLoulan City is not at all ________ a traveler who has never seen the desert before can expect.A.thatB.whereC.whatD.which
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