完形填空 （本题有15小题，每小题1分，共15分）
阅读下面短文，掌握大意，然后从A、B、C、D四个选项中选出最佳选项。
Yesterday, I read a report on a charity show in a newspaper. The aim of the show was to
1 money for the poor children. In the country areas, some children are out of school
2 their parents can't
3 for their education.
4 my surprise, many famous performers
5 the charity show, such as Andy Liu, Jay, Faye Wang, Kitty Chen and so on. The stars didn't ask for any pay. They did it for
6 ! There were a lot of performances
7 singing and dancing. The
8 was
9 excited that they clapped their hands from time to time. Of course, the show was
10 .
All the people followed the star's example. A great number of people showed their generosity in
11 their money to the show. Both the ticket money and the donated money were soon sent to the poor areas and some of the poor children can get back to school now.
Now many charity shows are held in our country, not only to
12 education in poor areas
13 to help people in trouble. As the Chinese saying goes, “All the others will come to one's rescue(援助)
14 one is in trouble.”
I
15 the whole world will become better if every one of us gives charity to others.
| 小题1: | | A．pay | B．raise | C．spend | D．cost |
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| 小题5: | | A．join | B．were | C．took part in | D．took |
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| 小题8: | | A．student | B．parents | C．teachers | D．audience |
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| 小题10: | | A．success | B．successes | C．a success | D．successful |
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| 小题11: | | A．donating | B．bringing | C．collecting | D．taking |
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| 小题12: | | A．teach | B．think | C．give | D．support |
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| 小题14: | | A．as | B．when | C．while | D．because |
|
=5-5t，aτ=-5，an=0当t=0时，s=0，v=5m/s，aτ=-5m/s2，点沿轨迹正向以初速5m/s运动做减速运动。当v=0时，t=1 s，此时v=0，aτ=-5m/s2，点开始变向，沿负方向加速运动。当t=1 s时，点走过2.5m，即t=1 s时，s=5-2.5=2.5m，t=2 s时，s=10-10=0，点在原点O的位置，即在t=1 s至t=2s间，点又走过2.5m，路程s=5m。