【单选题】【消耗次数：1】
He designated Smith [填空] his successor.
①
for
②
as
③
at
④
in
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相关题目
【单选题】
Smith never went to see his wife again,______ to apologize.
①
nor did he write
②
nor he did write
③
he did write
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nor he wroten
【单选题】
He never does his homework [填空] others.
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so careful as
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as carefully as
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carefully as
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20 minutes walk
②
20 minutes walk
③
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It was not until his wife came back [填空]he went to bed.
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Every morning Mr. Smith takes a ____walk to his office.
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随机题目
【单选题】
以下哪一项不是单核细胞的特点（ ）。
①
血液中体积最大的细胞
②
占白细胞总数的20％～30％
③
.细胞核形态多样，呈卵圆形、肾形、不规则形或马蹄形
④
细胞质丰富，呈弱嗜碱性