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【判断题】
任何FTP服务器只要以anonymous为登录名,自己的电子邮件帐户名为口令均可登录。A.
正确
B.
错误
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举一反三
【单选题】People never __________ his sincerity as a public servant; for he had long devoted himself to the struggle for the independence of his nation.
A.
suspected
B.
doubted
【单选题】The peptide alanylglutamylglycylalanylleucine has:
A.
a disulfide bridge.
B.
five peptide bonds.
C.
four peptide bonds.
D.
no free carboxyl group.
E.
two free amino groups.
【简答题】（16分）实验室制配0.5 mol/L的NaOH溶液500 mL，完成下列实验并回答问题。（每空2分） ⑴配制时，一般可分为以下几个步骤，请填空： ①计算：计算实验需要的NaOH固体质量为 g； ②称量：用小烧杯和托盘天平迅速准确称量所需的NaOH固体 ③溶解：往装有NaOH的小烧杯中加入适量的水溶解,冷却至室温 ④转移：将上述冷却后的溶液转入500mL的容量瓶 ⑤洗涤：用蒸馏水洗涤小烧杯和玻璃棒...
【简答题】Brain Wood watched his financial life ______ downward just when he thought he had overcome the obstacles which had been dominating his past.(reclaim; spiral; termination; layoff; subsistence; comply; ...
【简答题】(suspect doubt) People never ______ his sincerity as a public servant; for he had long devoted himself to the struggle for the independence of his nation,
【简答题】signal peptide
【简答题】His sincerity ________________ (不应该受到怀疑).
【简答题】Brain Wood watched his financial life ______ (螺旋形上升,不断地增长) downward just when he thought he had overcome the obstacles which had been dominating his past.
【单选题】陆游《游山西村》一诗中具有哲理意味的名句是()
A.
莫笑农家腊酒浑，丰年留客足鸡
B.
山重水复疑无路，柳暗花明又一村
C.
箫鼓追随春社近，衣冠简朴古风存
D.
从今若许闲乘月，挂杖无时夜叩门
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