皮皮学，免费搜题
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【单选题】
系统工程以( )为研究对象,利用自然、社会科学发挥人力、物力的巨大潜力,力求实现系统最优化。
A.
大规模复杂系统
B.
社会系统
C.
工程系统
D.
管理系统
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举一反三
【单选题】Where do you think _____ ? [     ]
A.
he will go
B.
will he go
C.
he will go to
D.
will he go to.
查看完整题目与答案
【简答题】同义句转换。 1. Did you go to the cinema last night? Did you go to the _____ last night? 2. He likes seeing a film very much. He _____ seeing a film very much. 3. I would like to take a walk now. I _____ __...
查看完整题目与答案
【多选题】计算周转轮系对应的转化轮系的传动比公式 i AB H = ( ω A -ω H ) /(ω B - ω H ) 中, ____ 。
A.
ω A 、 ω B、 ω H 均为代数值
B.
ω A 、ω B、 ω H 自身的正负号代表转向
C.
构件A、B、H的几何回转轴线必须平行
D.
ω A 、ω B、 ω H 均为矢量
查看完整题目与答案
【判断题】外贸单证工作是外贸业务工作的基础。
A.
正确
B.
错误
查看完整题目与答案
【多选题】时间比例控制“TRC”的实现方式有:
A.
脉冲宽度调制
B.
脉冲频率调制
C.
混合调制
D.
脉冲幅度调制
查看完整题目与答案
【单选题】Seldom _________ to the countryside to see his parents. A) he does B) goes he C) does he go D) he does go
A.
he does
B.
goes he
C.
does he go
D.
he does go
查看完整题目与答案
【单选题】What will John do tomorrow?
A.
He will go picnic,
B.
He will go to school.
C.
He will go skating.
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【单选题】---Your father’s never been to other countries, has he? --- ________. He plans to go abroad for a second time.
A.
No, he has
B.
Yes, he hasn’t
C.
Yes, he has
D.
No, he hasn’t
查看完整题目与答案
【多选题】饭店是指经过政府有关部门批准,以( )为依托,为宾客提供住宿、(包括但不限于)餐饮、娱乐、购物、消遣、通信、商务、旅行服务而获得经济效益和社会效益的综合性经济实体(建筑物)。
A.
建筑物
B.
设施设备
C.
客房
D.
床
E.
房间
查看完整题目与答案
【单选题】He said he ______ to the cinema if he ______ time.
A.
will go; will have
B.
would go; would do
C.
would go; would have
D.
would go; had
查看完整题目与答案
相关题目：
【单选题】Where do you think _____ ? [     ]
A.
he will go
B.
will he go
C.
he will go to
D.
will he go to.
查看完整题目与答案
【简答题】同义句转换。 1. Did you go to the cinema last night? Did you go to the _____ last night? 2. He likes seeing a film very much. He _____ seeing a film very much. 3. I would like to take a walk now. I _____ __...
查看完整题目与答案
【多选题】计算周转轮系对应的转化轮系的传动比公式 i AB H = ( ω A -ω H ) /(ω B - ω H ) 中, ____ 。
A.
ω A 、 ω B、 ω H 均为代数值
B.
ω A 、ω B、 ω H 自身的正负号代表转向
C.
构件A、B、H的几何回转轴线必须平行
D.
ω A 、ω B、 ω H 均为矢量
查看完整题目与答案
【判断题】外贸单证工作是外贸业务工作的基础。
A.
正确
B.
错误
查看完整题目与答案
【多选题】时间比例控制“TRC”的实现方式有:
A.
脉冲宽度调制
B.
脉冲频率调制
C.
混合调制
D.
脉冲幅度调制
查看完整题目与答案
【单选题】Seldom _________ to the countryside to see his parents. A) he does B) goes he C) does he go D) he does go
A.
he does
B.
goes he
C.
does he go
D.
he does go
查看完整题目与答案
【单选题】What will John do tomorrow?
A.
He will go picnic,
B.
He will go to school.
C.
He will go skating.
查看完整题目与答案
【单选题】---Your father’s never been to other countries, has he? --- ________. He plans to go abroad for a second time.
A.
No, he has
B.
Yes, he hasn’t
C.
Yes, he has
D.
No, he hasn’t
查看完整题目与答案
【多选题】饭店是指经过政府有关部门批准,以( )为依托,为宾客提供住宿、(包括但不限于)餐饮、娱乐、购物、消遣、通信、商务、旅行服务而获得经济效益和社会效益的综合性经济实体(建筑物)。
A.
建筑物
B.
设施设备
C.
客房
D.
床
E.
房间
查看完整题目与答案
【单选题】He said he ______ to the cinema if he ______ time.
A.
will go; will have
B.
would go; would do
C.
would go; would have
D.
would go; had
查看完整题目与答案