【答案】小升初9.26英语天天练答案

　　奥数网小升初英语天天练栏目每日精选一题，定期选择不同类型题提供给学生，本期题型主要为：选择题

　　·本周试题由学而思乐加乐名师高丽伟精选、解析，以保证试题质量。

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　　·每道题的答题时间不应超过15分钟。答案明日公布！

　　1、An ant covers a distance of 90 metres in 3 hours. The average speed of the ant in decimetres per minute is____.

　　3、In a certain town some people were affected by a ’flu’ epidemic. In the first month 20% of the population contracted the flu whilst 80% were healthy.

　　In the following month 20% of the sick people recovered and 20% of the healthy people contracted the disease.

　　What fraction of the population is healthy at the end of the second month?

　　4、Mpho, Barry, Sipho, Erica and Fatima are sitting on a park bench.

　　Mpho is not sitting on the far right. Barry is not sitting on the far left.

　　Sipho is not sitting at either end. Erica is sitting to the right of Barry,

　　but not necessarily next to him. Fatima is not sitting next to Sipho.

　　Sipho is not sitting next to Barry.

　　Who is sitting at the far right?

　　5、Of the 28 T?shirts in a drawer, six are red, five are blue, and the rest are

　　white. If Bob selects T?shirts at random whilst packing for a holiday, what is the least number he must remove from the drawer to be sure that he has three T?shirts of the same colour?

　　6、In an alien language, jalez borg farn means “good maths skills”. Nurf klar borg means “maths in harmony” and darko klar farn means “good in gold”.

　　What is “harmony gold” in this language?

　　7、Five children, Amelia, Bongani, Charles, Devine and Edwina, were in the

　　classroom when one of them broke a window. The teacher asked each of them to make a statement about the event, knowing that three of them always lie and two always tell the truth. Their statements were as follows:

　　Amelia: “Charles did not break it, nor did Devine.”

　　Bongani: “I didn’t break it, nor did Devine.”

　　Charles: “I didn’t break it, but Edwina did.”

　　Devine: “Amelia or Edwina broke it.”

　　Edwina: “Charles broke it.”

　　Who broke the window?

　　8、Did you know? A palindrome is a number which reads the same forwards as backwards e.g. 35453. Next year 2002 is an example of a palindromic number. What is the difference between 2002 and the number of the previous palindromic year?

　　9、If a ??b = (2×a)??(3×b) then the value of 2 ??(3 ??5) is____.

　　10、Two ants start at point A and walk at the same pace. One ant walks around a 3 cm by 3 cm square whilst the other walks around a 6 cm by 3 cm

　　rectangle. What is the minimum distance, in centimetres, any one must

　　cover before they meet again?
 

　　参考答案：

　　1、 单位换算，注意单词，90×10÷（3×60）＝5

　　3、 0.68

　　4、 Erica

　　5、 抽屉原则 7

　　6、 注意一一对应，borg= maths, farn=good, jalez=skills. Klar=in, Nurf=harmony, darko=gold. 答案是Nurf darko.

　　7、 Charles

　　8、 1001

　　9、 67

　　10、 108

名师介绍：

高丽伟老师 是乐嘉乐优秀专职教师。
教学特色
　　所教学生进步很快，尤其是单词方面，不再有抵触心理，学生背单词记得牢，且口语水平显著增强。所教学生多人获得北京市级各项英语竞赛奖项，20余人考 入四中、人大附、北大附等重点中学，绝大部分学生经过一年以上的连续学习提分明显。其中张同学去年顺利考入人大附的点招考试，并在面试中表现优异，取得理 想成绩。