把17.05的小数点先向右移动两位，再向左移动三位，结果是______．

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问题填空题

答案

把17.05的小数点先向右移动两位，再向左移动三位，

相当于把这个数的小数点向左移动了一位，结果是1.705；

故答案为：1.705．

补全对话，情景问答

补全对话(每空一词)

A: Jack, what are you doing?

B: I 1 2 my homework.

A: Do you want to go to the movies?

B: Oh, sorry. I have much 3 to do.

A: What about Henry? 4 he doing his homework, too?

B: No,he 5 .He 6 7 TV. You can ask him to go with you.

A: OK. Henry, do you want to go to the movies?

C: Yes. The TV show is 8 .What kind of movies do you want to watch?

A: Action movies.

C: That 9 interesting. 10 will we go?

A: At half past six.

C: All right.

1. 2. 3. 4. 5. 6. 7. 8. 9. 10.

选择题

美洲的土著居民是[ ]

A．黑人

B．印第安人

C．英国移民

D．哥伦布船队的成员