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【简答题】
完形填空 In our classroom you can see there is a l of  a park on the back wall. You can  also see many children _ 2 the park. There is a river in it. Near the river there are not 3 , but there are many trees. Many 4 _ are singing in them. Near the trees there are some old men. They are sitting at a table. They are 5 tea and talking. There are two girls over there. They 6 new blouses. They are talking near the river. We can also see two boats in the picture. One is _  7 but in 8 boat there are many children. Are there any young men in the _ 9 ? Let me see, there are some. They are swimming now. What are the boys doing? They are 10 _ there. (     )1.A. map (     )2.A. of (     )3.A. some flower (     )4.A. cats (     )5.A. drink (     )6.A. put on (     )7.A. full(满的) (     )8.A. the other (     )9.A. river (     )10.A. playing football B. children's clothes B. on B. flower B. apples B. eat B. wearing on B. empty(空的) B. others B. basket B. playing the football C. lake C. in C. any flowers C. dogs C. eating C. are wearing C. big C. another C. bag C. play football D. picture D. under D. some flowers D. birds D. drinking D. are putting on D. small D. other D. box D. play the football
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【单选题】南宁学院图书馆可进入时间为()
A.
7:00-21:00
B.
8:10-22:10
C.
9:00-23:00
D.
全天
【简答题】南宁市某中学环保兴趣小组对南湖清除淤泥工程进行调查,并从《南宁晚报》中收集到下列数据: 南湖面积 (单位:平方米) 淤泥平均厚度 (单位:米) 每天清淤泥量 (单位:立方米) 160万 0.7万 0.6万 根据上表解答下列问题: (1)请你按体积=面积×高来估算,南湖的淤泥量大约有多少万立方米? (2)设清除淤泥x天后,剩余的淤泥量为y万米 3 ,求y与x的函数关系.(不要求写出x的取值范围) (...
【简答题】计算: - 2 2 +(-6)×( 1 3 - 1 2 )÷ 1 4 .
【单选题】循环冷却水系统中的循环水不断地损失,其中最大的损失为:
A.
排污损失
B.
风吹损失
C.
蒸发损失
D.
喷溅损失
【单选题】下列有关高分子材料的说法中,错误的是
A.
快餐饭盒应该使用可降解塑料
B.
塑料都是合成材料
C.
食品袋采用聚氯乙烯塑料
D.
可通过燃烧鉴别羊毛和化纤
【单选题】吸痰时一次痰液未净,应:
A.
冲洗导管再插入吸引
B.
更换导管再吸引
C.
不可再吸
D.
给高浓度氧呼吸10~20次后再吸引
E.
停止吸痰
【单选题】你对反应较慢的人没有耐心吗?
A.
B.
【单选题】行为时的一切客观事实为。
A.
基础
B.
条件
C.
结构性
D.
理论
【单选题】你对反应比较慢的人没有耐心吗?
A.
B.
【单选题】下列说法不正确的是( )。
A.
采用高分子材料阻燃化技术可以克服或降低高分子材料的可燃性,减少火灾的发生及蔓延
B.
高分子材料阻燃化技术是通过阻燃剂使聚合物不着火
C.
添加型阻燃剂可分为有机阻燃剂和无机阻燃剂,它们和树脂进行机械混合后赋予树脂一定的阻燃性能
D.
反应型阻燃剂是作为一种反应单体参加反应,使聚合物本身含有阻燃成分
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