【单选题】The best topic for the third topic is _______.
A.
The virtue of self-control
B.
Wisdom, the most important virtue
【单选题】Which of the following adjectives best describes the author's treatment of the topic?
【单选题】Which one is the best topic sentence?
A.
My best friend and I had a wonderful time at the amusement park last week.
B.
We rode three different roller coasters.
C.
My friend and I enjoyed the roller coasters more than the Ferris wheel.
【简答题】以15m/s的速度行驶的公交车,进站前开始 刹车,经4s后正好停止站点上,它的加速度是 m/ ,刹车后运动的距离是
【单选题】美国法律规定,不论是驾驶员还是乘客,坐在行驶的小汽车中必须系好安全带。有人对此持反对意见。其理由是,每个人都有权冒自己愿意承担的风险,只要这种风险不会给别人带来损害。因此,坐在汽车里系不系安全带,纯粹是个人的私事,正如有人愿意承担风险去炒股,有人愿意承担风险去攀岩纯属他个人的私事一样。 以下哪项,如果为真,最能对上述反对意见提出质疑?
A.
尽管确实为了保护每个乘客自己,而并非为了防备伤害他人,但所有航空公司仍然要求每个乘客在飞机起飞和降落时系好安全带。
B.
汽车保险费近年来连续上涨,原因之一,是由于不系安全带造成的伤亡使得汽车保险赔偿费连年上涨。
C.
在实施了强制要求系安全带的法律以后,美国的汽车交通事故死亡率明显下降。
D.
炒股或攀岩之类的风险是有价值的风险,不系安全带的风险是无谓的风险。
【单选题】The topic of this passage can be best summarized as ______.
A.
impacts of the Prudhoe Bay's shutdown
B.
BP punished for its inadequate maintenance of pipelines
C.
shutdown of the Prudhoe Bay driving up oil prices
D.
Prudhoe Bay's shutdown incurring great losses to Alaska
【单选题】Which of the following topic lists best summarizes the main points of the selection?A. A.--Arts of Native American family --Invitation to White House --Brotherhood of Native American writers
B.
--Native American background as topic for writing --Importance of attending White House poetry event --Vitality of contemporary Native American writing
C.
--Native American writing --Achievements of ancestors --Future of Native Americans
D.
--Writing in 1940s, 1950s, and 1960s --Involvement of Native Americans in many forms of art --Writing about Native American heritage
【单选题】On the topic of VLSM, which one of the following statements best describes the concept of the route aggregation?
A.
Deleting unusable addresses through the creation of many subnets.
B.
Combining routes to multiple networks into one supernet.
C.
Reclaiming unused space by means of changing the subnet size.
D.
Calculating the available host addresses in the AS.