搜题请搜索小程序“爱下问搜题”
问题 填空题

从6、24、20、18与5这五个数中选出四个数组成一个比例是：______=______．

答案

因为24：6=4，20：5=4，

所以6、24、20和5这四个数能组成比例，组成的比例为：24：6=20：5；

故答案为：24：6，20：5

单项选择题

Research on animal intelligence always makes me wonder just how smart humans are. (91) the fruitfly experiments described in Carl Zimmer’s piece in the Science Times on Tuesday. Fruit flies who were taught to be smarter than the average fruit fly (92) to live shorter lives. This suggests that (93) bulbs burn longer, that there is an (94) in not being too terrifically bright.
Intelligence, it (95) , is a high-priced option. It takes more upkeep, burns more fuel and is slow (96) the starting line because it depends on learning—a gradual (97) —instead of instinct. Plenty of other species are able to learn, and one of the things they’ve apparently learned is when to (98) .
Is there an adaptive value to (99) intelligence That’s the question behind this new research. I like it. Instead of casting a wistful glance (100) at all the species we’ve left in the dust I.Q. wise, it implicitly asks what the real (101) of our own intelligence might be. This is (102) the mind of every animal I’ve ever met.
Research on animal intelligence also makes me wonder what experiments animals would (103) on humans if they had the chance. Every cat with an owner, (104) , is running a small-scale study in operant conditioning, we believe that (105) animals ran the labs, they would test us to (106) the limits of our patience, our faithfulness, our memory for terrain. They would try to decide what intelligence in humans is really (107) , not merely how much of it there is. (108) , they would hope to study a (109) question. Are humans actually aware of the world they live in (110) the results are inconclusive.

A．off

B．behind

C．over

D．along
查看答案
阅读理解与欣赏

归园田居   陶渊明（4分）

种豆南山下，草盛豆苗稀。晨兴理荒秽，带月荷锄归。

道狭草木长，夕露沾我衣。衣沾不足惜，但使愿无违。

小题1:运用想象，描绘“带月荷锄归”的景象。（2分）

                                                                     

小题2:诗人希望“愿无违”，联系他的境遇理解“愿”的内涵。（2分）

                                                                     
查看答案