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【判断题】
腰侧点位于人体侧腰部位正中央处,是前腰与后腰的分界点,也是测量服装裤长或裙长的起点。A.
正确
B.
错误
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【简答题】滴定分析中的相对误差一般要求应≤0.1%,为此滴定时滴定的容积须控制在()ml以上.
【简答题】Reporters were openly and aggressively questioning whether the party was ________ the verge of being taken over by extremists.
【单选题】In the past, films were mostly taken ______.
A.
in a workshop
B.
in the open
C.
along the seaside
D.
in the studio
【简答题】以下定义中正确的是( )。 (A)enum color{"red","yellow","blue","white","black"} (B)enum color{'red','yellow','blue','white','black'} (C)enum color {red yellow blue white black} (D)enum color {red=4,yellow,blue...
【单选题】设enum color {purple，Mack，red，white}d；，若将d赋值为枚举常量red，则正确的是( )
A.
d=(enum color)2；
B.
d=(enum color)3；
C.
d='red'；
D.
d=color；
【单选题】滴定分析的相对误差一般要求≤0.1%,则滴定时消耗标准溶液的体积应控制在( )
A.
10 mL以下
B.
10—15 mL
C.
20-30 mL
D.
50 mL以上
【单选题】Formulated in 1823, the Monroe Doctrine asserted that the Americas were no longer open to European colonization.
A.
stated firmly
B.
argued light-mindedly
C.
thought seriously
D.
announced regrettably
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