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Lesson 9 模拟通话-1 Your callsign is HDA853-4 1 2 HDA853
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参考答案：
举一反三
【单选题】设有语句:a=3;则执行了语句a*=a-2;变量a的值是( )
A.
7
B.
0
C.
3
D.
语法错误
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【单选题】设有语句int a=3;则执行了语句 a-= a+=a*a;后变量a的值是( )
A.
0
B.
3
C.
-9
D.
-3
查看完整题目与答案
【判断题】常见气瓶的颜色中，氧气采用黑色气瓶，氮气采用天蓝色气瓶。
A.
正确
B.
错误
查看完整题目与答案
【判断题】为了保证正确安装气门,在拆卸时可在气门上做好标记。
A.
正确
B.
错误
查看完整题目与答案
【多选题】What are the problems Mark needs to address when he regains his consciousness and finds he is left alone on Mars?
A.
Water and food supply
B.
Where to get oxygen
C.
How to get power
D.
How to move around
查看完整题目与答案
【单选题】Mark: ____ needs the new budget report? I just finished it. Lisa: Send it to Carl.
A.
Who does
B.
Who’s
C.
Who
查看完整题目与答案
【单选题】Directions: There are 10 incomplete statements here. You are required to complete each statement by choosing the appropriate answer from the 4 choices marked A) , B) , C) and D) . You should mark t...
A.
clean
B.
to clean
C.
to be cleaned
D.
being
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【简答题】保留工资(reservation wage)
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【单选题】Mark: ____ needs the new budget report? I just finished it. Lisa: Send it to Carl.
A.
Who does
B.
Who’s
C.
Who
查看完整题目与答案
【单选题】Mark is refinishing an antique china cabinet and has already spent $180 on the restoration. Mark discovers that he needs to do an additional $200 of work to make the cabinet worth $360 to potential bu...
A.
He should sell the cabinet now for $100.
B.
He should complete the additional work and sell the cabinet for $360.
C.
He should keep the cabinet since it wouldn’t be rational to spend $380 restoring a cabinet and then sell it for only $360.
D.
It does not matter which action he takes since the outcome will be the same either way.
查看完整题目与答案
相关题目：
【单选题】设有语句:a=3;则执行了语句a*=a-2;变量a的值是( )
A.
7
B.
0
C.
3
D.
语法错误
查看完整题目与答案
【单选题】设有语句int a=3;则执行了语句 a-= a+=a*a;后变量a的值是( )
A.
0
B.
3
C.
-9
D.
-3
查看完整题目与答案
【判断题】常见气瓶的颜色中，氧气采用黑色气瓶，氮气采用天蓝色气瓶。
A.
正确
B.
错误
查看完整题目与答案
【判断题】为了保证正确安装气门,在拆卸时可在气门上做好标记。
A.
正确
B.
错误
查看完整题目与答案
【多选题】What are the problems Mark needs to address when he regains his consciousness and finds he is left alone on Mars?
A.
Water and food supply
B.
Where to get oxygen
C.
How to get power
D.
How to move around
查看完整题目与答案
【单选题】Mark: ____ needs the new budget report? I just finished it. Lisa: Send it to Carl.
A.
Who does
B.
Who’s
C.
Who
查看完整题目与答案
【单选题】Directions: There are 10 incomplete statements here. You are required to complete each statement by choosing the appropriate answer from the 4 choices marked A) , B) , C) and D) . You should mark t...
A.
clean
B.
to clean
C.
to be cleaned
D.
being
查看完整题目与答案
【简答题】保留工资(reservation wage)
查看完整题目与答案
【单选题】Mark: ____ needs the new budget report? I just finished it. Lisa: Send it to Carl.
A.
Who does
B.
Who’s
C.
Who
查看完整题目与答案
【单选题】Mark is refinishing an antique china cabinet and has already spent $180 on the restoration. Mark discovers that he needs to do an additional $200 of work to make the cabinet worth $360 to potential bu...
A.
He should sell the cabinet now for $100.
B.
He should complete the additional work and sell the cabinet for $360.
C.
He should keep the cabinet since it wouldn’t be rational to spend $380 restoring a cabinet and then sell it for only $360.
D.
It does not matter which action he takes since the outcome will be the same either way.
查看完整题目与答案
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