问题 填空题

运动会上王老师为小红记录的百米赛跑成绩是15 s ,由于指针没有回零,继续记录小明同学的成绩是27 s ,那么小明同学的真实成绩是______s ,小明的平均速度是______m/s.

答案

12;8.33

完形填空

Many students want to find friends on the Internet as a way of practicing their language skills and learning more about new cultures. Traditional pen pals were the primary source for such contacts, and students could write each other letters. __小题1:__.

However, care and consideration should be given when finding friends on the Internet .

 __小题2:__Look for reviews of such sites to learn more about other students' experiences. Don't join a service until you have done your research.

Check to see if you can use a nickname, rather than your real name, to protect your identity.__小题3:__

Never give personal information to anyone, including your home address, phone number, and birthday.

__小题4:__Again, if you protect your identity, this will be easier to do. Tell your teachers, parents, or even local law enforcement if problems arise.

 __小题5:__Also ask appropriate questions that will also help you learn about other cultures. Remember that one's personal experience might be just that: To understand a whole culture, you have to talk to many people, but this will get your started.

A.Surf on the internet and chat while feeling lonely

B.If you let out your real name, trouble may arrive.

C.With the Internet, finding friends has become much easier

D.Search the Internet for reputable services.E. Try to use the language you are studying in the classroom in your communications with others.

F. It’s safe always online without trouble.

G. Stop contact with others if you feel uncomfortable with the topics of conversation.

单项选择题