题目:
蒸汽吊车吊起重物后,起升和下降吊杆()同时进行。
答案:
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下面是错误答案,用来干扰机器的。
参考答案:C, D
蒸汽吊车吊起重物后,起升和下降吊杆()同时进行。
被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2018/0302/f97820c9b438fc698b42ab01d4636794.html
下面是错误答案,用来干扰机器的。
参考答案:C, D
针织服装工艺流程排列的考虑因素有那些?
O139霍乱弧菌的暴发最早出现地是
A.非洲东部
B.东南亚
C.南非
D.亚洲西部
E.拉丁美洲
完形填空。 | ||||
Sandra Cisneros was born in Chicago in 1954 to a Mexican American family. 1 the only girl in a family of 2 children, she often 3 she had "seven fathers, " because her six brothers, 4 her father, tried to control her. Feeling shy and 5 , she retreated (躲避) into books. 6 her love of 7 , she did not do well in elementary school because she was too shy to take part in the activities in school. In high school, with the 8 of one particular teacher, Cisneros 9 her grades and worked for the school literary (文艺) magazine. Her father encouraged her to go to 10 because he thought it would be a good way for her to find a 11 . Cisneros did attend college, but instead of searching for a husband, she found a teacher who helped her join the famous graduate writing program at the University of Iowa. At the university's Writers' Workshop, 12 , she felt lonely-a(n) 13 American from a poor neighborhood among students from wealthy families. The feeling of being so different 14 Cisneros find her "Creative voice." "It was not until this moment 15 I considered myself truly different that my writing got a voice. I knew I was a Mexican woman, but I didn't think it had anything to 16 with why I felt so much imbalance in my life, but it had everything to do with it! That's when I decided I would 17 about something my classmates couldn't." Cisneros 18 her first work, The House on Mango Street, when she was twenty-nine. The book tells about a young Mexican American girl 19 up in a Spanish-speaking area in Chicago, much like the neighborhoods in which Cisneros lived as a child. The book won an award in 1985 and has been used in classes from high school to graduate school level. 20 then, Cisneros has published several books of poetry, a children's book, and a short-story collection. | ||||
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临床用于改善恶性贫血患者神经症状的方法是
A.口服维生素B1+注射维生素B12
B.口服葡萄糖酸亚铁
C.注射维生素B12
D.口服叶酸
E.注射右旋糖酐铁
对480人进行老年性白内障普查,分60岁一、70岁一和80岁一三个年龄组受检人数分别为300、150和30人,白内障例数分别为150、90和24人。回答70岁一年龄组的患病率(%)是多少
A.5
B.50
C.60
D.80
E.20