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【单选题】
----The Singaporean singer Stefanie Sun took the Most Popular Female Award in Hong Kong. ----But when she studied in middle school, no fans could have imagined how well she _______ in the world of entertainment. ()A.
would do
B.
was doing
C.
had done
D.
did
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【简答题】They expect him to________in the coming ceremony. (participation)
【简答题】企业从外单位取得的原始凭证，必须有填制单位的公章；从个人处取得的原始凭证，必须有填制人员的签名或盖章。（ ）
【简答题】企业从外单位取得的原始凭证，必须有填制单位的公章；从个人处取得的原始凭证，必须有填制人员的签名或盖童。（ ）
【简答题】Part of the underwriter's job is to ensure that people who attempt to buy policies because they expect to 'die' soon do no succeed in fooling him and his company.
【单选题】后牙中性 、前牙反 的治疗原则为（）
A.
缩小牙弓或结合修复治疗
B.
扩大牙弓，推磨牙向后，减径或减数
C.
矫治前牙深覆盖
D.
肌功能训练矫治法
E.
以上都不是
【单选题】关于X线的发生,下列观点哪项不对
A.
X线管阳极材料多为钨
B.
只有极少的电能转化为X线
C.
管电压与人体吸收量成反比
D.
旋转阳极可延长球管寿命
E.
管电压与产生的X线穿透力成反比