李强参加学校植树，老师规定每人植1棵树，地点选在教室正北方50米的花园里，树苗在

发布时间：2017-05-25 04:00 │ 来源：www.tikuol.com

题型：解答题

问题：

李强参加学校植树，老师规定每人植1棵树，地点选在教室正北方50米的花园里，树苗在教室正南方100米的门卫室。李强从教室出发至少走多少米才能完成植树任务？

考点：方向与路线（方向角）

题型：解答题

完形填空。

     One day, Raul was miles away from the small ranch (牧场) house in a large valley.   1   seemed to be all
right, yet he felt strange and somewhat uneasy. The wind had picked up, and angry, dark clouds   2   across
the sky. He could smell the rain coming. And it did.   3 , the lightning flashed through the clouds, nearly   4
Raul. The thunder (雷声) was so loud that he buried his   5   in his hands and rubbed his eyes. Then he heard
it. Hoof beats (蹄声). He   6  . There before him stood a tall, white   7 . An old man stared down at him from
its back.
     "Wh-wh-who are y-y-you?" asked Raul. "My name is Gray Cloud," the old man answered   8 . "Come with
me."
     Raul followed on his horse. A   9   feeling came over him. All  10  them the rain was pouring down,  11  not
a drop fell on them. They seemed to be  12  back toward Raul's home. Raul lost track of time. Then all at once
he found  13  at the ranch gate. The old man turned his horse, 14  his hand, and smiled. Lightning flashed again.
The old man and his horse were  15 .
     Raul's father ran out across the yard to  16  him. "We have been  17  sick about you. Are you okay? Hurry.
Let's get in out of the  18 ."
     "Wait," said Raul. "Have you ever heard of an old man called Gray Cloud?"
     "Can't say I … wait. I  19  my great-grandfather used to tell storied about a man called Gray Cloud. He died
a long time ago. They say he was  20  by lightning during a terrible thunderstorm. Why do you ask?"

( )1.A. Something
( )2.A. dropped
( )3.A. Suddenly
( )4.A. beating
( )5.A. nose
( )6.A. looked up
( )7.A. tiger
( )8.A. lazily
( )9.A. natural
( )10.A. around
( )11.A. yet
( )12.A. walking
( )13.A. them
( )14.A. shook
( )15.A. gone
( )16.A. see
( )17.A. waited
( )18.A. yard
( )19.A. believe
( )20.A. defeated

B. Everything
B. fell
B. Strongly
B. blinding
B. hair
B. woke up
B. horse
B. angrily
B. common
B. beside
B. for
B. leading
B. themselves
B. waved
B. left
B. meet
B. thought
B. wind
B. consider
B. caught

C. Anything
C. rolled
C. Quickly
C. burning
C. neck
C. lay down
C. lion
C. coldly
C. strange
C. through
C. so
C. heading
C. him
C. held
C. followed
C. beat
C. worried
C. grass
C. doubt
C. damaged

D. Nothing
D. covered
D. Hardly
D. touching
D. head
D. sat down
D. elephant
D. slowly
D. bad
D. above
D. or
D. returning
D. himself
D. took
D. lost
D. ask
D. excited
D. rain
D. forget
D. struck

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A．上海

B．北京

C．南京

D．天津

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根据下列实验事实，得出的结论正确的是（）

A．气体品红溶液褪色

结论：原气体一定是SO₂

B．气体A气体B白色沉淀

结论：原气体一定是烃

C．某溶液冒白雾白烟

结论：原溶液一定是浓盐酸

D．某溶液血红色结论：原溶液中一定含有Fe³⁺

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该图是某地海岸地区的等高线（单位：米）示意图，比例尺为1：50000，图中每一方格的边长为2厘米。读图回答问题。

若在甲处建一储运仓库，需将所在小山头沿50米等高线铲平，平整后的土地面积约为（）

A．0.1km²

B．0.3km²

C．1km²

D．2km²

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