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【单选题】
以下关于气体钢瓶使用说法正确的是()
A.
使用气体钢瓶时先开减压阀
B.
不可把气瓶内气体用光,以防重新充气时发生危险
C.
开启总阀门时,头或身体对着总阀门没有关系
D.
停止使用气体时先关减压阀再阀门
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参考答案：
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【简答题】根据句意及首字母提示完成句子 1. The sun is s_______ all day. 2. He bought a train ticket with a r_______. 3. It is p_______ for him to work out the problem because he is very clever. 4. There are many clouds in the...
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【单选题】— Excuse me, could you tell me where I could make a call? — Sorry, I'm a stranger here. — _____. [     ]
A.
Thanks a lot
B.
Thanks anyway
C.
That's a pity
D.
I'm sorry to hear that
查看完整题目与答案
【单选题】房间的净高与层高的关系是( )。
A.
净高小于层高
B.
净高小于、等于层高
C.
净高大于、等于层高
D.
净高大于层高
查看完整题目与答案
【单选题】The fruit here is s weet because there is a lot of _______. [     ]
A.
sun
B.
sunshine
C.
sunny
D.
suns
查看完整题目与答案
【简答题】根据句意及首字母提示完成单词。 1. The sun is shining (照耀). It's s______ today. 2. It was c______. The sun was behind the clouds. 3. —How's it going? —T______! —Why? —Because it is raining all day. 4. It's very cold ...
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【简答题】短文填词 How far is the sun from the earth? This is really a question ________(引起兴趣) scientists of all times. But they had no way of getting an exact answer.Now with the use of radio telescope,  they are ...
查看完整题目与答案
【单选题】Space is a erous place，not only because of meteors but also because of rays from the sun and other stars．The atmosphere again acts as our protective blanket on earth．Light gets through，and this is...
A.
it supplies the heat necessary for human survival
B.
it provides sufficient light for plant growth
C.
it protects him against the harmful rays from space
D.
it screens off the falling meteors
查看完整题目与答案
【简答题】n England, people often talk about the weather because they can experience ( 经历 ) four seasons in one day. In the morning the weather is warm just like in spring. An hour later black clouds come and t...
查看完整题目与答案
【单选题】— Excuse me, could you tell me where I could make a call? — Sorry, I’m a stranger here. — ________.
A.
Thanks a lot
B.
That’s a pity
C.
Thanks anyway
D.
I’m sorry to hear it
查看完整题目与答案
【单选题】Thompson believed that man is instinctively a sun-worshipper because
A.
the worship of the sun-god had clearly been the function of the temple
B.
all living things celebrate the sunrise
C.
the sunrise is the most magnificent of all phenomena
D.
it is natural for man to worship the sun and he has always done so
查看完整题目与答案
相关题目：
【简答题】根据句意及首字母提示完成句子 1. The sun is s_______ all day. 2. He bought a train ticket with a r_______. 3. It is p_______ for him to work out the problem because he is very clever. 4. There are many clouds in the...
查看完整题目与答案
【单选题】— Excuse me, could you tell me where I could make a call? — Sorry, I'm a stranger here. — _____. [     ]
A.
Thanks a lot
B.
Thanks anyway
C.
That's a pity
D.
I'm sorry to hear that
查看完整题目与答案
【单选题】房间的净高与层高的关系是( )。
A.
净高小于层高
B.
净高小于、等于层高
C.
净高大于、等于层高
D.
净高大于层高
查看完整题目与答案
【单选题】The fruit here is s weet because there is a lot of _______. [     ]
A.
sun
B.
sunshine
C.
sunny
D.
suns
查看完整题目与答案
【简答题】根据句意及首字母提示完成单词。 1. The sun is shining (照耀). It's s______ today. 2. It was c______. The sun was behind the clouds. 3. —How's it going? —T______! —Why? —Because it is raining all day. 4. It's very cold ...
查看完整题目与答案
【简答题】短文填词 How far is the sun from the earth? This is really a question ________(引起兴趣) scientists of all times. But they had no way of getting an exact answer.Now with the use of radio telescope,  they are ...
查看完整题目与答案
【单选题】Space is a erous place，not only because of meteors but also because of rays from the sun and other stars．The atmosphere again acts as our protective blanket on earth．Light gets through，and this is...
A.
it supplies the heat necessary for human survival
B.
it provides sufficient light for plant growth
C.
it protects him against the harmful rays from space
D.
it screens off the falling meteors
查看完整题目与答案
【简答题】n England, people often talk about the weather because they can experience ( 经历 ) four seasons in one day. In the morning the weather is warm just like in spring. An hour later black clouds come and t...
查看完整题目与答案
【单选题】— Excuse me, could you tell me where I could make a call? — Sorry, I’m a stranger here. — ________.
A.
Thanks a lot
B.
That’s a pity
C.
Thanks anyway
D.
I’m sorry to hear it
查看完整题目与答案
【单选题】Thompson believed that man is instinctively a sun-worshipper because
A.
the worship of the sun-god had clearly been the function of the temple
B.
all living things celebrate the sunrise
C.
the sunrise is the most magnificent of all phenomena
D.
it is natural for man to worship the sun and he has always done so
查看完整题目与答案
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