皮皮学,免费搜题
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【单选题】
你(nǐ)(shén me )时(shí)候(hou)有(yǒu)空(kōnɡr)儿?
A.
怎么
B.
什么
C.
为什么
D.
怎么样
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【单选题】有耐磨要求的混凝土,应优先选用( )。
A.
硅酸盐水泥
B.
火山灰水泥
C.
粉煤灰水泥
D.
复合水泥
【单选题】听力原文: In the local newspaper of my community recently there was a story about a man named Mike Smith. He lived in a small town about 40 miles from my home. He had served 5 years in a New York prison f...
A.
His criminal record.
B.
The high unemployment rate in New York.
C.
The long distance between his home town and New York.
D.
His unpopular character.
【多选题】不同品种的水泥凝结时间、早期强度、水化热和吸水性等性能各不相同,应按适用范围选用。其中,有耐磨要求的混凝土应优先选用()
A.
普通硅酸盐水泥
B.
粉煤灰硅酸盐水泥
C.
矿渣硅酸盐水泥
D.
火山灰质硅酸盐水泥
E.
硅酸盐水泥
【多选题】有耐磨要求的混凝土,应优先选用以下的哪些水泥( )
A.
矿渣硅酸盐水泥
B.
粉煤灰硅酸盐水泥
C.
硅酸盐水泥
D.
普通硅酸盐水泥
【单选题】听力原文: In the local newspaper of my community recently there was a story about a man named Virgle Spears. He lived in a small town about 40 miles from my home. He had served five years in a New York pr...
A.
The long distance between his home town and New York.
B.
His unpopular character.
C.
The high unemployment rate in New York.
D.
His criminal record.
【判断题】(Why I Write) For fifteen years or more, Orwell wrote a story about himself. ()
A.
正确
B.
错误
【简答题】看图填空。 — Why _________ you give _________ at Christmas? — _________ an old, old story. Let's _________ the story _________ this book.
【单选题】单、多层民用建筑的耐火等级分为( )个级别。
A.
B.
C.
D.
【单选题】有耐磨要求的混凝土,应优先选用( )
A.
硅酸盐水泥
B.
火山灰质 硅酸盐 水泥
C.
粉煤灰 硅酸盐 水泥
D.
复合硅酸盐水泥
【单选题】国际市场上对产品的需求量略有增长或达到饱和的程度,后期略有下降。这是产品生命周期的阶段。()
A.
投入期
B.
成长期
C.
成熟期
D.
衰退期
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