北大附中河南分校高一英語宏志班培優(yōu)試題
in 7 out of 10 trials, rico picked the right object, suggestingthat he figured out the answer by process of elimination. a monthlater, he remembered half of the new names, which further impressedthe researchers.
rico is probably smarter than the average dog, the scientists say.for one thing, he's a border collie, a breed known for its mentalabilities. in addition, the 9-year-old dog has been trained toretrieve toys by their names since he was 9 months old.
it's hard to know if all dogs understand at least some of thewords we say. even if they do, they can't talk back. still, itwouldn't hurt to sweet-talk your pup every now and then. you mightjust get a big, wet kiss in return!
56.the passage is probably taken from a book on _____.
a.pets b.environment c.culture d.nutrition
57.it is implied that ____.
a.rico is probably cleverer than the average dog
b.only a few dogs can talk back to its owner
c.if a chimpanzee is trained ,it can also recognize the names ofobjects
d.all dogs can understand words
58.how long is it since rico's owner began to train him?
a.nine months b.3years c.over nine years d.more than eight years
59.rico can do all the following except _____.
a.understanding the meanings of certain words.
b.picking the right object by process of elimination
c.remembering all of the new names he learned
d.retrieving toys by their names
（d）
the well－known rushmore national monument in the united states isbuilt on the rush moore peak，1829 meters above sea level，of theblack hills in the south－west of south dakota. it is a group ofhuge stone statues of four american presidents，georgewashington，thomas jefferson，abraham lincoln and theodore roosevelt.president washington is the founding father of the country；the 3rdpresident jefferson drafted the u. s. declaration ofindependence；the 16th president lincoln issued the emancipationproclamation and the26th president roosevelt protected the averagepeople's right to compete fairly with trusts. all 1829 meters abovesea level， made outstanding achievements for their country. theywere pioneers of u. s. history.
the stone statues of presidents were built at the suggestion of anhistorian in the state of dakota，with a view to carrying forwardthe u. s. pioneering spirit everlastingly.