Mr Smith has visited many places of interestsince he came to Shanghai．How long has Mr Smith visited many places of interest? 题目和参考答案——青夏教育精英家教网—

题目内容

17．Mr Smith has visited many places of interestsince he came to Shanghai．（划线提问）
How long has Mr Smith visited many places of interest？

分析 --史密斯先生来上海后，参观了许多感兴趣的地方．
--史密斯先生参观了许多有趣的地方多久了？

解答答案：How long．考查划线部分提问．对"for+一段时间、since+过去时间、since+一般过去时的句子"提问，用how long，表示多长时间了．答案是How long．

点评对划线部分提问，要根据划线部分内容选择合适的疑问词，剩下的变为一般疑问句．注意区分疑问词的用法．会正确运用一般疑问句用法．

练习册系列答案

8．He taught that the way to be happy was_______ as few things as possible．（　　）

5．I _____ walk to school because my home is far away from it．（　　）

12．Give me a hand and close the window．（保持原句意思）
Do me afavor and close the window．

2．We can see students playing basketball in the playground．（对划线部分提问）
What can you see studentsdoing in the playground？

请根据句意从方框中选择合适的动词，并用其适当时态填空，使句子通顺。

1.—Has Tom finished his task yet?

—I have no idea, but he ____________ it this morning.

2.My telephone ____________ ringing since I won the big prize. People are phoning to ask how I am going to spend the money.

3.—Do you know whether John will go diving with us tomorrow?

—John. Of course. He ____________ outdoor activities so much.

4.Don’t disturb your brother. He ____________ for the Spelling Bee Competition.

5.The bank below was broken into last night and two thieves ____________ a great deal of money.

17．

36、Soon computers and other machines will be able to remember you by looking at your eyes!The program works because everyone's eyes are different．So in the future you won't have to remember a number when you want to use a machine or take money out of a bank．You'll just have to look at the machine and it will be able to tell who you are．
The eye-recognition（眼睛识别） program is already being tested in shops and banks in the USA，Britain and France．Soon，this technology（技术） will change all other ways of finding out who people are．
However，scientists are working on other systems．Machines will soon be able to know you from the shape of your face or hands or even your smell!We already have machines that can tell who you are from your voice or the mark made by your fingers．
Eye-recognition is better than other kinds because your eyes don't change as you get older，or get dirty like hands or fingers．And even twins have different eyes，so the program can be up to 94% correct，depending on（依靠） how good the technology is．Some programs may only be right 51% of the time．In Britain，it was found that 91% of people who had tried it said that they liked the idea of eye-recognition．
In the future your computer will be looking at you in the eye．So smile!

36．What is the advantage of using the eye-recognition program？B
A．You needn't use a machine．
B．You needn't remember a number．
C．You needn't look at the machine．
D．You needn't take some money with you．
37．How does the eye-recognition program work？C
A．You type in your number．
B．You show your ID card．
C．You look at the machine．
D．You say your name．
38．Why can the eye-recognition program be up to 94% correct？A
A．Because eyes hardly change．
B．Because hands or fingers can get dirty．
C．Because people like the idea of the program．
D．Because the program is widely used around the world．
39．Which recognition program has been already in use？C
A．Remembering eyes．
B．Remembering smells．
C．Remembering fingerprints．
D．Remembering the shape of faces．
40．Which of the following is TRUE？D
A．The program is being tested in Japan．
B．Computers can remember you by looking at your clothes．
C.91% of people in Britain don't like the idea of the eye-recognition program．
D．Machines with other systems will also tell who you are in the future．

18．He tried his best and finishedfifth （five）．

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