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【多选题】
钢筋闪光对焊接头的外观质量应符合（ ）要求。A.
钢筋表面不得有明显的烧伤或裂纹
B.
接头弯折的角度不得大于4°
C.
接头轴线的偏移不得大于0.1d，且不得大于2mm
D.
接头周缘应有适当的镦粗部分
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举一反三
【单选题】What is the first Chinese item of intangible cultural heritage put on the UNESCO list?
A.
Kunqu Opera
B.
Nanyin Music
C.
Mazu Beliefs and Customs
D.
The Uyghur Muqam of Xinjiang
【多选题】提单的作用主要表现在（）
A.
是代表货物所有权的凭证
B.
是卖方或其代理人出具的货物收据
C.
可以提货，可向银行议付货款，还可转让或抵押
D.
是买卖双方订立的运输契约的证明
【多选题】Which of the following statements are true according to text A unit 4?
A.
It is a type of drama that combines music, song, dance and acrobatics in a lively and colorful display.
B.
The year of 1700 is normally accepted as the birth year of Beijing Opera.
C.
The two categories of Beijing Opera are Wenxi and Kunqu.
D.
Mei Lanfang was regarded as the most famous actor in the first half of the 19th century.
E.
After its revival in the 1980s, Beijing Opera, the lively art form continues to be performed and to get even more prosperous today
【多选题】Which of the following statements are true according to Passage A?
A.
The birth year of Beijing Opera is commonly set in the year of the eightieth birthday of the Qianlong Emperor.
B.
Kunqu Opera was known for its elegant music and fine language.
C.
Mei Langfang performed in the united states in 1935 and Europe in 1930 .
D.
Mei Langfang was the most famous actor of Beijing Opera in the first half of the twentieth century .
【简答题】幼儿德育的实施途径
【多选题】海运提单的性质与作用主要是______。
A.
它是海运单据的唯一表现形式
B.
它是承运人或其代理人出具的货物收据
C.
它是代表货物所有权的凭证
D.
它是承运人与托运人之间订立的运输契约的证明
【单选题】人类中,苯丙酮尿症的隐性纯合体是一种严重的代谢性缺陷。如果两个正常的双亲生了一个患病的女儿,一个正常表型的儿子。问:儿子是此病基因携带者的概率是
A.
3/4
B.
2/3
C.
1/2
D.
1/4
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