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【单选题】
混凝土标准养护条件是指温度为( )和相对湿度为( )以上的潮湿环境或水中。A.
20±5℃、85%
B.
20±3℃、90%
C.
20±3℃、95%
D.
20±2℃、95%
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参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】“摇摇冰”是一种即用即冷的饮料．吸食时将饮料罐隔离层中的化学物质和水混合后摇动即会制冷．该化学物质是（ ）
A.
氯化钠
B.
固体硝酸铵
C.
固体氢氧化钠
D.
生石灰
【简答题】翻译短语并选用其中的一些补全句子。 1．告诉我关于你自己的情况 2．看比赛 3．过得很愉快 4．为某事感谢某人 5．对……友好 6．出现；发生；来到 7．相处 8．在……方面帮助某人 9．想起 _______________________ _______________________ _______________________ _______________________ _______...
【单选题】听力原文：M：Let me see．I have printed my family name，first mane，date of birth，and address．Anything else? W：No．That's all right．We'll fill in the rest of if you just sign your name at the bottom． Q: What ha...
A.
Talking with his friend
B.
Fining out a form
C.
Having an interview
D.
Asking for information
【多选题】下列哪些是家族性息肉病的特点（ ）
A.
有时合并多发性软组织瘤
B.
癌变的倾向性很大
C.
肠粘膜为广泛、密集、不带蒂的小息肉覆盖
D.
口唇、口腔粘膜、口旁皮肤、手指上有色素沉着
E.
很少在婴幼儿即出现症状
【单选题】听力原文：W: Can I have breakfast in my room? And I want to know something about your service time. M: Certainly, madam. Breakfast is served in your room from 7 o'clock until 10. Here is the menu. W: Ok, T...
A.
Three hour and a half.
B.
Thirty minutes.
C.
Four hours.
D.
180 minutes.
【单选题】Having the right equipment __________ will be enormously helpful.
A.
hand back
B.
hand in
C.
hand on
D.
at hand
【单选题】Jim could not promise anything. Why?
A.
He thought George was guilty.
B.
George's case was too serious.
C.
The other members might not listen to his recommendation.
D.
He did not want to help George.
【单选题】听力原文：W: I want to ask the Smiths to the party. Do you know their address? M: No, but I'd like them to come. I think their friend Bill can give you their address. Q: What is the woman going to do? (2)
A.
Ask the Smiths to tell her where they live.
B.
Have a party for the Smiths.
C.
Obtain clothing for the Smiths.
D.
Mail an invitation to the Smiths.
【单选题】听力原文：M: Let me see．1 have printed my family name，first name，date Of birth，and address．Anything else? W：NO．That's all right．We'll fill in the rest of it and you just sign your nameatthebottom． Q：What i...
A.
Having an interview.
B.
Filling out a form.
C.
Talking with a friend.
D.
Asking for information.
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