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【单选题】
1-2018-47、根据《标准化法》关于企业标准的说法,正确的是( )。
A.
企业标准的制定应当经过行业主管部门批准
B.
企业标准可以高于国家标准的
C.
企业标准应当高于行业标准
D.
企业标准应当与团体标准相符
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参考答案：
举一反三
【单选题】What time will the film start?
A.
Tonight.
B.
Tomorrow.
C.
Tomorrow evenin
查看完整题目与答案
【单选题】经过抛物线y 2 =4x的焦点，斜率为-2的直线方程是（　　）
A.
x-2y-1=0
B.
2x+y-2=0
C.
x+2y-1=0
D.
2x-y-2=0
查看完整题目与答案
【单选题】听力原文：M: What time are you leaving tomorrow? W: You mean to go to the bank? M: Yes, I'd like to go with you if I may. W: I'd be glad to take you, I plan to leave here about nine-thirty. What does the m...
A.
To visit the woman's house.
B.
To ask for a lift.
C.
To go out for a holiday.
查看完整题目与答案
【单选题】听力原文：W: We're having a meeting tomorrow. Can you make it? M: What time is it? W: At 10:00 in the morning. Is that ok? M: Yes, that would be fine. W: We're going to go over our last month's [8] sales f...
A.
The production plan.
B.
Next year's budget.
C.
The sales of the company.
D.
The opening of a new branc
查看完整题目与答案
【单选题】听力原文：W: John, I'm so excited ! At this time tomorrow evening, Grandma will be sitting in the kitchen with us. M: Me, too. Are we picking her up at the station? Q: Why is the woman excited? (14)
A.
Because she will have a new kitchen.
B.
Because she is going to see her mother.
C.
Because her grandmother will come to live with them.
D.
Because her husband has bought her a new house.
查看完整题目与答案
【单选题】听力原文：M: We still haven't decided on the time for lunch tomorrow. W: Oh, I forgot to tell you. I won't be able to make it after all. Q: What does the woman mean? (13)
A.
She will not have time to prepare lunch.
B.
She has to cancel her plan to have lunch with the man.
C.
She does not remember discussing the matter.
D.
She would rather wait until tomorrow to decide.
查看完整题目与答案
【单选题】听力原文：M: Will you please return my stop watch? I need it to time the races tomorrow. W: Oh, hum. I'm not sure how to tell you. But it fell on the ground and now the second hand doesn't work. M: Well, d...
A.
She needs a watch that shows seconds.
B.
She can't find the man's stopwatch.
C.
She damaged something she borrowed from the man.
D.
She can't assist the man tomorrow.
查看完整题目与答案
【判断题】假定生产函数 ,则该生产函数所显示的规模报酬递减。( )
A.
正确
B.
错误
查看完整题目与答案
【判断题】假定生产函数 ,则该生产函数所显示的规模报酬不变。( )
A.
正确
B.
错误
查看完整题目与答案
【单选题】听力原文：W: I'd like to see the an exhibition tomorrow, Can you tell me what time it's open? M: Yes. it's open from 8 until 6, but there's an hour lunch break. Q: For how many hours is the art exhibition ...
A.
Eight hours.
B.
Seven hours.
C.
Nine hours.
D.
Ten hours.
查看完整题目与答案
相关题目：
【单选题】What time will the film start?
A.
Tonight.
B.
Tomorrow.
C.
Tomorrow evenin
查看完整题目与答案
【单选题】经过抛物线y 2 =4x的焦点，斜率为-2的直线方程是（　　）
A.
x-2y-1=0
B.
2x+y-2=0
C.
x+2y-1=0
D.
2x-y-2=0
查看完整题目与答案
【单选题】听力原文：M: What time are you leaving tomorrow? W: You mean to go to the bank? M: Yes, I'd like to go with you if I may. W: I'd be glad to take you, I plan to leave here about nine-thirty. What does the m...
A.
To visit the woman's house.
B.
To ask for a lift.
C.
To go out for a holiday.
查看完整题目与答案
【单选题】听力原文：W: We're having a meeting tomorrow. Can you make it? M: What time is it? W: At 10:00 in the morning. Is that ok? M: Yes, that would be fine. W: We're going to go over our last month's [8] sales f...
A.
The production plan.
B.
Next year's budget.
C.
The sales of the company.
D.
The opening of a new branc
查看完整题目与答案
【单选题】听力原文：W: John, I'm so excited ! At this time tomorrow evening, Grandma will be sitting in the kitchen with us. M: Me, too. Are we picking her up at the station? Q: Why is the woman excited? (14)
A.
Because she will have a new kitchen.
B.
Because she is going to see her mother.
C.
Because her grandmother will come to live with them.
D.
Because her husband has bought her a new house.
查看完整题目与答案
【单选题】听力原文：M: We still haven't decided on the time for lunch tomorrow. W: Oh, I forgot to tell you. I won't be able to make it after all. Q: What does the woman mean? (13)
A.
She will not have time to prepare lunch.
B.
She has to cancel her plan to have lunch with the man.
C.
She does not remember discussing the matter.
D.
She would rather wait until tomorrow to decide.
查看完整题目与答案
【单选题】听力原文：M: Will you please return my stop watch? I need it to time the races tomorrow. W: Oh, hum. I'm not sure how to tell you. But it fell on the ground and now the second hand doesn't work. M: Well, d...
A.
She needs a watch that shows seconds.
B.
She can't find the man's stopwatch.
C.
She damaged something she borrowed from the man.
D.
She can't assist the man tomorrow.
查看完整题目与答案
【判断题】假定生产函数 ,则该生产函数所显示的规模报酬递减。( )
A.
正确
B.
错误
查看完整题目与答案
【判断题】假定生产函数 ,则该生产函数所显示的规模报酬不变。( )
A.
正确
B.
错误
查看完整题目与答案
【单选题】听力原文：W: I'd like to see the an exhibition tomorrow, Can you tell me what time it's open? M: Yes. it's open from 8 until 6, but there's an hour lunch break. Q: For how many hours is the art exhibition ...
A.
Eight hours.
B.
Seven hours.
C.
Nine hours.
D.
Ten hours.
查看完整题目与答案
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