I _____swimming to skating.[ ] A. like B

题型:选择题

问题:

I _____ swimming to skating.[ ]

A. like

B. enjoy

C. prefer

考点:实义动词
题型:选择题

雅典执政官伯利克里说:“我们的制度是别人的模范,而不是我们模仿任何其他的人的。我们的制度之所以被称为民主政治,因为 * * 是在全体公民的手中,而不是在少数人手中。”下列各项不能体现其观点的是(   )

A.陪审法官由选举方式产生

B.五百人会议通过抽签选举产生

C.公民大会向全体居民开放

D.向参加城邦活动的公民发津贴

题型:选择题

汤某与黄某合作开发完成的发明创造在双方没有约定的情况下,申请专利的权利应属于()。

A.汤某

B.黄某

C.汤某和黄某

D.汤某或黄某

题型:选择题

Drug use is rising dramatically among the nation’ s youth after a decade of decline. From 1993 to 1994, marijuana use among young people (1) from 12 to 17 jumped 50 percent. One in five high school seniors (2) marijuana daily. Monitoring the Future, which (3) student drug use annually, reports that negative attitudes about drugs have declined for the fourth year in a row. (4) young people see great risk in using drugs. Mood-altering pharmaceutical drugs are (5) new popularity among young people. Ritalin, (6) as a diet pill in the 1970s and now used to (7) hyperactive children, has become a (8) drug on college campuses. A central nervous system (9) , Ritalin can cause strokes, hypertension, and seizures. Rohypnol, produced in Europe as a (10) tranquilizer, lowers inhibitions and suppresses short-term memory, which has led to some women being raped by men they are going out with. (11) taken with alcohol, its effects are greatly (12) . Rock singer Kurt Cobain collapsed from an (13) of Rohypnol and champagne a month before he committed (14) in 1994. In Florida and Texas, Rohypnol has become widely abused among teens, who see the drug as a less expensive (15) for marijuana and LSD. Alcohol and tobacco use is increasing among teenagers, (16) younger adolescents. Each year, more than one million teens become regular smokers, (17) they cannot legally purchase tobacco. By 12th grade, one in three students smokes. In 1995, one in five 14-year-olds reported smoking regularly, a 33 percent jump (18) 1991. Drinking among 14-year-olds climbed 50 percent from 1992 to 1994,and all teens reported substantial increases in (19) drinking. In 1995, one in five 10th graders reported having been drunk in the past 30 days. Two-thirds of high school seniors say they know a (20) with a drinking problem.

7()

A.treat

B.cure

C.diagnose

D.test

题型:选择题

发热值最低的煤气是()。

A.高炉煤气

B.焦炉煤气

C.高炉和焦炉混合煤气

题型:选择题

A公司承建一座桥梁工程,将跨河桥的桥台土方开挖分包给B公司。

桥台基坑底尺寸为50m×8m,深4.5m。

施工期河道水位为-4.0m,基坑顶远离河道一侧设置钢场和施工便道(用于弃土和混凝土运输及浇筑)。基坑开挖图如下图所示。

在施工前,B公司按A公司项目部提供的施工组织设计编制了基坑开挖施工方案和施工安全技术措施。

施工方案的基坑坑壁坡度按照上图提供的地质情况按下表确定。

 

在施工安全技术措施中,B公司设立了安全监督员,明确了安全管理职责,要求在班前、班后对施工现场进行安全检查,施工时进行安全值日;辨识了施工机械伤害等危险源,进行了风险评估,并制定有应急预案。

基坑开挖前项目部对B公司作了书面的安全技术交底并双方签字。

依据现场条件,宜采用何种降水方式?应如何布置?

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