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【单选题】
增安型电气设备是（）的电气设备。
A.
具有隔爆外壳
B.
不会产生火花
C.
壳内充有保护气体
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举一反三
【单选题】He left the village in 1982 and I him since then
A.
hadn't seen
B.
hasn't been seeing
C.
haven't seen
D.
hadn't been seeing
查看完整题目与答案
【单选题】What do we learn about Mr White?
A.
He still lives in the village.
B.
He left the village.
C.
He used to live in the village.
查看完整题目与答案
【单选题】当数据由端系统A传至端系统B时,( )需要在其上一层传递过来的数据基础上,加上首部和尾部进行封装
A.
物理层
B.
数据链路
C.
网络
D.
传输
查看完整题目与答案
【单选题】He left his mountain village and worked in the town. The least he could do is ______ his parents once in a while.
A.
write to
B.
wrote to
C.
to write to
D.
be writing to
查看完整题目与答案
【单选题】Mr. Phanourakis was 80 years old when he left his Greek mountain village and took. a foreign ship for America. His sons had done well in the restaurant business there and wanted him to spend his remai...
A.
to live the rest of his life with them
B.
and stay with them for a few years
C.
to help them run their restaurant
D.
to see how rich they had become
查看完整题目与答案
【简答题】Dick was born in a farmer ’ s family. When he was old enough to go to school, his father take him to a school near his home. But Dick liked playing and was not good at his lessons. What was worse, he ...
查看完整题目与答案
【简答题】阅读理解。 Four years ago, when Mr Ted was sixty, he retired.  He left the restaurant in which he had worked for forty-three years and returned to his home village. There he bought a small piece of farm an...
查看完整题目与答案
【判断题】原子发射光谱仪常用的激发光源有电弧光源、电火花光源和电感耦合等离子体光源。
A.
正确
B.
错误
查看完整题目与答案
【单选题】Yesterday he left his village and his home , and began his first long trip ______. [     ]
A.
by train
B.
by the train
C.
on train
D.
in train
查看完整题目与答案
【简答题】阅读理解 It was a strange noise that made the man stop his car soon after he left a village for London. He got out of the car and looked at the wheels (车轮) carefully. He found nothing wrong, so he went on...
查看完整题目与答案
相关题目：
【单选题】He left the village in 1982 and I him since then
A.
hadn't seen
B.
hasn't been seeing
C.
haven't seen
D.
hadn't been seeing
查看完整题目与答案
【单选题】What do we learn about Mr White?
A.
He still lives in the village.
B.
He left the village.
C.
He used to live in the village.
查看完整题目与答案
【单选题】当数据由端系统A传至端系统B时,( )需要在其上一层传递过来的数据基础上,加上首部和尾部进行封装
A.
物理层
B.
数据链路
C.
网络
D.
传输
查看完整题目与答案
【单选题】He left his mountain village and worked in the town. The least he could do is ______ his parents once in a while.
A.
write to
B.
wrote to
C.
to write to
D.
be writing to
查看完整题目与答案
【单选题】Mr. Phanourakis was 80 years old when he left his Greek mountain village and took. a foreign ship for America. His sons had done well in the restaurant business there and wanted him to spend his remai...
A.
to live the rest of his life with them
B.
and stay with them for a few years
C.
to help them run their restaurant
D.
to see how rich they had become
查看完整题目与答案
【简答题】Dick was born in a farmer ’ s family. When he was old enough to go to school, his father take him to a school near his home. But Dick liked playing and was not good at his lessons. What was worse, he ...
查看完整题目与答案
【简答题】阅读理解。 Four years ago, when Mr Ted was sixty, he retired.  He left the restaurant in which he had worked for forty-three years and returned to his home village. There he bought a small piece of farm an...
查看完整题目与答案
【判断题】原子发射光谱仪常用的激发光源有电弧光源、电火花光源和电感耦合等离子体光源。
A.
正确
B.
错误
查看完整题目与答案
【单选题】Yesterday he left his village and his home , and began his first long trip ______. [     ]
A.
by train
B.
by the train
C.
on train
D.
in train
查看完整题目与答案
【简答题】阅读理解 It was a strange noise that made the man stop his car soon after he left a village for London. He got out of the car and looked at the wheels (车轮) carefully. He found nothing wrong, so he went on...
查看完整题目与答案