问题 解答题

被除数末尾有0,商的末尾不一定有0;但商的末尾有0,被除数的末尾一定有0.______.(判断对错)

答案

假设被除数是10,除数是2,或者被除数是50,除数是5;

10÷2=5;5的末尾没有0;

50÷5=10;10的末尾有0;

所以,被除数末尾有0,商的末尾不一定有0;

假设商是20,除数是3或商是100,除数是0.05;

20×3=60;60的末尾有0;

100×0.05=5;5的末尾没有0;

所以,商的末尾有0,被除数的末尾不一定有0.

故答案为:×.

阅读理解

For many people of Norway(挪威), skiing(滑雪) is the best way to have fun in winter. Almost everyone can ski. Children learn to ski after they learn to walk. Long, long ago in Norway, there were no buses, trains or cars. People had to find a way to walk over the deep snow. Skis were the right answer!

Although they love winter, the people of Norway are also happy to see summer come. They enjoy the out-door activities at any time of the year. In summer they swim and sunbathe near the beach. Some people go hiking and go mountain climbing. Sail-boating is also very popular during the warm sunny summer months.

The Norwegians(挪威人), like people everywhere, find many in-door ways to have a good time. During the long winter they also enjoy movies. They like to read books from the libraries in all seasons. Family life is very important to the people of Norway.

小题1:In winter, ______ is the most popular sport for Norwegians to have a good time.

A.skiing.

B.skating.

C.swimming

D.skateboarding小题2:Long, long time ago, Norwegians skied for  ______.

A.having fun

B.crossing the deep snow

C.making money

D.taking exercise小题3:How many activities can you find in the passage?

A.5

B.7

C.8

D.6小题4:The writer wants to tell us about ______.

A.skiing

B.the life of Norwegians

C.out-door activities

D.the way to have fun小题5:Which sentence is right according to the passage?

A.Norwegians like winter, but they don’t like summer.

B.Norwegians don’t think family life is very important.

C.Norwegians also like indoor activities.

D.Norwegians dislike buses, trains or planes

单项选择题