问题 填空题

兄弟两人,弟弟5年后的年龄与哥哥5年前的年龄相等,3年后兄弟两人的年龄之和是他们年龄之差的3倍.则兄弟两人今年的岁数分别是______.

答案

哥哥今年x岁,弟弟今年y岁.

y+5=x-5
(x+3)+(y+3)=3(x-y)

解得

x=17
y=7

故兄弟两人今年的岁数是17岁和7岁.

问答题 简答题
阅读理解

阅读理解

     ● Yonge-Dundas Square

     40 Dundas Street West, Toronto, ON, M5G2C2

     Opened in 2002, the Yonge-Dundaa Square provides impressive stonework surfaces, a raise stage,

and 22 amazing computer-programmed fountains.The square holds events,displays or concerts of various

sizes, including very large events by closing part of Yonge Street.  

     When not used for special events, the square becomes an open space for the public to enjoy.

     ● CN Tower

     301 Front Street West. Toronto, ON, M5V 2T6

     Visitors can test their courage by walking across the glass floor 113 stories above the ground with only 2 Vi (垂直距离)    inches of glass holding you 342m in the air.

     The tower's  rotating  360 Restaurant offers an award winning wine  list  and  fantastic  view for any

romantic evening. If you're not wild about heights, at the base of the tower, there is plenty to shop for in

the 10,000 sq. feet marketplace.

     Tips, Have A Sky High Birthday! The CN Tower now offers birthday parties! To bookyour birthday

party, please call 416-601-4704 or email us at birthday@cnlower.ca mailto:birthday@cnlower.ca

     ● Ontario Science Centre

     770 Don Mills Rd. ,Toronto, ON, M3C1T3

     If you talk to anyone who has visited the centre, they'll talk wildly about the hair-raising electrical ball

and the simulated Rain Forest.

     With hundreds of exhibits in a variety of exhibition halls plus visiting

exhibitions, Communication, Sport, Human Body and The Living Earth are a few of the in-depth exhibits

worth exploring"along with a film at OMNIMAX theatre, and Kid Spark, a learn-through- play area that

is specifically designed for kids eight and under.

     ● Royal Ontario Museum (ROM)

     100 Front Street, Toronto,ON, M5S2C6

     Generations of children and adults have visited the museum since it opened in 1914.  Ownig  the six

million objects in its collections and 40 galleries of art, archeology and natural science, the ROM offers a

whole world to explore. Four giant carved totem poles (图腾柱) rise in the centre of the stairwells (楼梯井); the largest is 24.5  meters  tall. The Hands-on Biodiversity gallery offers families a fun interacte  

 experience about the interdependence of people, animals and plants.

1. If your classmates would like to explore the secrets of natural science, they should go to ______.

A. CN Tower  

B. Yonge-Dundas Square  

C. Royal Ontario Museum  

D. Ontario Science Centre

2. At CN Tower you can do the following EXCEPT ______.

A. do shopping  

B. rest your courage  

C. enjoy a concert  

D. celebrate your birthday

3. How many sites on Front Street are introduced in the passage.'?

A. Two,          

B. Three

C. Four

D. Five

4. This passage may appear in a ______.

A. guide book  

B. science report

C. geography magazine  

D. business newspaper