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【单选题】
有如下所示的 Java : int total = 0; for ( int i = 0; i < 4; i++ ){ if ( i == 1) { continue;} if ( i == 2){ break; } total += i; } total的值最后是多少
A.
0
B.
1
C.
3
D.
6
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参考答案:
举一反三
【单选题】How does the writer feel about travel today?
A.
She doesn't like it very much.
B.
She takes great pleasure in it.
C.
She feels tired of it.
D.
She feels as excited as when she was young.
【单选题】How does the writer feel about Christmas at her house?
A.
She thinks there is too much waste.
B.
She thinks people eat too much fish.
C.
She doesn't like the way it is celebrated.
D.
She doesn't like doing the preparation work.
【单选题】What does the man ask Joan about her check?
A.
How much she gets paid
B.
If she' II loan him some money from it
C.
If she has received it yet
D.
How much in taxes she has paid
【简答题】滚动轴承的外圈外径 D 与外壳孔的配合采用 制,内圈内径 d 与轴的配合采用 制。
【多选题】以下采用分组互换的是()
A.
滚动轴承内圈与轴径配合
B.
外圈与壳体孔配合
C.
外圈与滚动体配合
D.
内圈与滚动体配合
【多选题】报关的时候, 一定要提交的报关资料是?
A.
信用证
B.
身份证
C.
报关单
D.
外销合同
【多选题】以下关于滚动轴承内、外圈与轴颈和壳体孔的配合,论述正确的是( )
A.
轴承内圈与轴颈的配合,采用基孔制配合
B.
轴承外圈与壳体孔的配合,采用基轴制配合
C.
轴承内圈内孔的公差带位于零线上方,下偏差为零
D.
轴承外圈外径的公差带位于零线下方,上偏差为零
E.
轴承内、外圈与轴颈和壳体孔配合时,起配合作用的是平均直径
【单选题】滚动轴承的外圈外径与外壳孔的配合采用( )。
A.
基孔制
B.
基轴制
C.
基孔制和基轴制都可以
D.
任意配合
【单选题】How much does the woman have to pay for the first time when she decides to make the deal?
A.
$300.
B.
$350.
C.
$650.
D.
$950.
【单选题】自然环流可逆调速系统是按 工作制进行工作的环流可逆系统。
A.
α=β
B.
α
C.
α>β
D.
与α、β无关
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