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【简答题】
Before marriage, younger Americans date each other, that is, they often go out together. Casual dating usually begins in the early teens, and in the late teens a _______ of steady dating develops. There is a great _________ that one goes to a dance with one person, to a football game with another, and to a picnic with a third. Sometimes two couples go out together. This is known as “ ______ dating”. Group dating is also ________ among young people. Large groups of boys and girls may _________ together. Young people may go out together for a long time, which is, ________, a public statement of their ________ to marry. Men and women go out together ___________ especially those in cities. Sometimes two couples go out together. This is known as “ ______ dating”. Group dating is also ________ among young people. Large groups of boys and girls may _________ together. Young people may go out together for a long time, which is, ________, a public statement of their ________ to marry. Men and women go out together ___________ especially those in cities.
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参考答案:
举一反三
【单选题】P181:5.4.1
A.
(1)
B.
(2)
C.
(3)
D.
(4)
【单选题】哪一种结构特点与壁细胞无关( )
A.
细胞质嗜酸性
B.
可分泌盐酸
C.
细胞质内富含线粒体
D.
细胞质内富含粗面内质网
E.
细胞内含细胞内分泌小管
【多选题】价值是我们经常碰到的问题,比如( )
A.
值得不值得”
B.
“有没有益处”
C.
”美不美”
D.
“好不好”
E.
“对不对”
【单选题】哪一种结构特点与壁细胞无关 ( )
A.
细胞质嗜酸性
B.
可分泌盐酸
C.
细胞质内富含线粒体
D.
细胞质内富含粗面内质网
【单选题】Dad always helped me with any difficult questions, and told funny jokes _____ I was unhappy.
A.
when
B.
until
C.
as soon as
D.
after
【多选题】关于翻翻斗,下列说法正确的是()。
A.
连接倾翻软管与连接制动软管的操作方法截然不同
B.
未到卸车线不得连接倾翻软管
C.
翻斗车车厢未完全恢复定位时严禁调动
D.
禁止在积水地区倾翻高温渣子
E.
倾翻状态下粉尘较大,调车人员要及时躲避
【判断题】同碳数各种烃类的相对密度大小顺序为: 芳香烃>环烷烃>烷烃
A.
正确
B.
错误
【单选题】下列关于翻斗操作不正确的是:
A.
要清理的药斗格朝前
B.
将双手端在斗格边缘部位,用拇指、无名指和小指分别扣在斗格的上下部位,否则斗格容易脱落
C.
借助手腕的腕力将前格药物向上送扬,然后往后收回斗格,药物即簸出斗格
D.
若后格也需加药,此时后格里的药物直接翻倒出来即可
【判断题】同碳数各种烃类的相对密度大小顺序为:芳烃>环烷烃>烷烃。
A.
正确
B.
错误
【判断题】冷链物流指特定物品在生产、贮藏、运输、销售等环节中始终处于规定的低温环境下,以保证质量,减少损耗的系统工程。
A.
正确
B.
错误
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