问题
选择题
“如果我们过于爽快地承认失败，就可能使自己发觉不了我们非常接近于正确。”波普尔的名言为我们最好地诠释了“探索”的意义。这说明[ ]
①认识永远都在无限接近真理②认识具有主观能动性③真理性认识包含谬误的成分④真理性认识与谬误相伴而行
A．①③
B．①④
C．②③
D．②④
答案
答案：D
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“如果我们过于爽快地承认失败，就可能使自己发觉不了我们非常接近于正确。”波普尔的名言为我们最好地诠释了“探索”的意义。这说明[ ]
①认识永远都在无限接近真理②认识具有主观能动性③真理性认识包含谬误的成分④真理性认识与谬误相伴而行
A．①③
B．①④
C．②③
D．②④
答案：D
Directions: There are 10 blanks in the following passage. For each numbered blank, there are 4 choices marked A, B, C and D.
| The key to the industrialization of space is the U.S. space shuttle. (51) it, astronauts will acquire a workhouse vehicle (52) of flying into space and returning many times. (53) by reusable rockets that can lift a load of 65 000 pounds, the shuttle will carry devices for scientific inquiry, as well as a variety of military hardware. (54) more significantly, it will deliver materials and machines into space for industrial purposes (55) two decades ago when "sputnik" (artificial satellite) was added to the vocabulary. In short, the (56) importance of the shuttle lies in its promise as an economic tool. What makes the space shuttle (57) is that it takes off like a rocket but lands like an air plane. (58) when it has accomplished its mission, it can be ready for (59) trip in about two weeks. The space shuttle, the world’s first true spaceship, is a magnificent step (60) making the impossible possible for the benefit and survival of man. |
A．unimagined
B．unsettled
C．uncovered
D．unsolved