皮皮学,免费搜题
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搜题
【单选题】
美国的莱特兄弟制造了飞机并开启了航空新纪元,莱特兄弟的飞机是在哪一年飞上天空?
A.
1900
B.
1903
C.
1905
D.
1910
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参考解析:
知识点:
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皮皮学刷刷变学霸
举一反三
【单选题】He ______ with Prof. Smith at least four times in the past few days.
A.
has been seen met
B.
was seen to meet
C.
had seen meeting
D.
has been seen meeting
【单选题】集料的表观密度是指单位材料实体体积和(B)下的质量。
A.
全部孔隙体积
B.
闭口孔隙体积
C.
开口孔隙体积
D.
集料间隙体积
【判断题】原型变异是指对事物进行“风马牛不相及”的变异。
A.
正确
B.
错误
【单选题】We have a high regard for Prof. Joseph because he always ______ his principles.
A.
lives on
B.
lives up to
C.
lives through
D.
lives with
【单选题】Prof. Wilson works seven days a week and six of them until midnight. He seems to ______energy.
A.
be blessed with
B.
possess of
【单选题】听力原文:M: Prof. Kennedy has been very busy this semester. As far as I know, he works until midnight everyday. W: I wouldn't have troubled him so much if I had known he was so busy. What do we learn from...
A.
The woman knows the professor has been busy.
B.
The woman knows the professor has run into trouble.
C.
The woman has trouble getting along with the professor.
D.
The woman regrets having taken up much of the professor's time.
【单选题】听力原文:M: Prof. Kennedy has been very busy this semester. As far as I know, he works until midnight every day. W: I wouldn't have troubled him so much if I had known he was so busy. Q: What do we learn ...
A.
The woman has trouble getting along with the professor.
B.
The woman regrets having taken up much of the professor's time.
C.
The woman knew the professor was busy.
D.
The woman knew the professor had run into trouble.
【单选题】集料的表观密度是指单位材料实体体积和()下的质量。
A.
全部孔隙体积
B.
闭口孔隙体积
C.
开口孔隙体积
D.
集料间隙体积
【多选题】(2016年二级)建设工程施工合同中,承包人的主要义务有()
A.
自行完成建设工程主体结构施工
B.
交付竣工验收合格的建设工程
C.
无偿返修质量不合格的建设工程
D.
及时验收隐蔽工程
E.
提供必要的施工条件
【多选题】找出你认为同度拍音听辨能使用的工具。
A.
B.
C.
D.
E.
F.
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