问题
单项选择题
水管锅炉在锅筒的外面设置了很多根管子，通常这些管子的上端会与()相连接。
A.集箱
B.省煤气
C.锅筒
D.蒸汽过热器
答案
参考答案：C
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水管锅炉在锅筒的外面设置了很多根管子，通常这些管子的上端会与()相连接。
A.集箱
B.省煤气
C.锅筒
D.蒸汽过热器
参考答案：C
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talk about him, they all call him " Mr Going-to-do". Do you know why? Mr Brown always says he is going to do something, but he never does it. Every Saturday Mr Brown goes to the Smiths' back door and talks to Mr Smith. He always says he is going to do something. " I'm going to clean my house today," he says, or " I'm going to wash my car tomorrow," or " These trees in front of my house are too big. I'm going to cut them down next week." Mr Smith usually says, " Are you, John? " He knows his neighbour is not going to clean his house, or wash his car, or cut down any trees. Then he says, " Well, excuse me, John. I'm going to do some work in the house." And he does. Mr and Mrs Smith often say to their only child Dick, " Are you going to do something? Then do it! Don't be another (另一个) ' Mr Going-to-do'! " ( ) 1. The Browns are the Smiths' neighbours. ( ) 2. Mr Brown always says he is going to do something and he does it. ( ) 3. Mr Smith doesn't think Mr Brown is going to do anything he says. ( ) 4. The Smiths often tell their child not to be another " Mr Going-to-do ". ( ) 5. The neighbours often call Mr Brown " Mr Going-to-do ". |