As for whether to clone or not, different people may have different opinions．The following is a conversation between Tom and David．Let's hear what they say about this question．

Tom：These days many people are talking about“cloning”

David：That's true．It's a really hot(1)t ________．

1．________

Tom：According to a survey on the Internet，the(2)m ________ of people are against human cloning．What's your opinion?

2．________

David：I think it's OK to clone people．It is good for medicine research and it can help doctors to(3)s ________ many difficult medical problems．

3．________

Tom：There's something in what you say．But don't you think that human cloning is immoral?

David：(4)M ________ you are right in some ways, but every coin has two sides．

4．________

Cloning is also important for the advancement of science．In the long run，it will(5)b ________ people more benefits．

5．________

Tom：(6)W ________ you say, I'm still

6．________

(7)t ________ against human cloning．In my view，it does

7．________

more harm than good．I think it is a bad thing and may even be dangerous to society．

David：Of course you can(8)s ________ to your opinion．

8．________

But how wonderful it would be if I had a clone!Then I would have do my homework for me and…

Tom：Stop daydreaming!Cloning is unnecessary．If human cloning were(9)a ________, then society could become a real mess．And some

9．________

people may use cloning for bad(10)p ________．

10．________

David：Maybe you're right．Let's wait and see what will happen in the future．

W：Did you read today’s n________?That building over in Centerville

1________

was just s________ by lightning for the fourth time!

2________

M：I’m not s________．If the conditions for lightning to strike are right

3________

one time, they might be as good another time．

W：Well, I don’t take any chances．If I’m c________ in a

4________

thunderstorm, I look for a building or a closed car．Also, I was

told that if you’re struck o________, the best thing you can do is

5________

to keep yourself close to the ground and a________ bodies of water．

6________

M：To tell you the t________, even when I’m at home, I don’t take

7________

baths or showers during a thunderstorm．And I don’t use

anything that w________ electrically．Maybe I’m too anxious．

8________

W：I wouldn’t say that．A________ to the article, lightning starts

9________

thousands of fires every year in the United States alone．

Hundreds of people are i________ or even killed．I think you’re

10________

just being sensible．

W：Oh, hi, Fred!I didn’t know(1)w________ to save you a place or not．Why are you so late?

M：It’s our maths teacher．She always keeps us in class(2)u________ ten past ten．

W：Doesn’t she know that you’re supposed to get out at ten?

M：I guess so．But she never looks at her(3)w________．She just keeps talking．

W：Don’t the students(4)c________ about it?I would say something．

M：No．everybody is too polite．

W：Well, you could try and talk to her．

M：Maybe．But I’m afraid she might feel(5)h________．

W：Well, it all(6)d________ on how and when you say it．If you tell her about it in a(7)f________ way when she’s not busy, she might be thankful．She might even ask you to(8)r________ her of the time in the(9)f________．

M：Really?That would be wonderful．Thanks for your(10)a________．

1．________

2．________

3．________

4．________

5．________

6．________

7．________

8．________

9．________

10．________

W：Bill, how long do you stay online(1)d ________?

M：Three hours at least．

W：Three hours?What are you doing with them?

M：Thousands of things!I(2)s ________ the Net, check my e-mails, order interesting things, and most(3)i________ of all I chat with my friends．

W：Chat over the Internet?I think it’s easier to talk on the(4)p ________．

M：Well, my friends are living everywhere．It’s

(5)c ________ to chat online．

W：It surely is．Do you meet new people in the chat rooms?

M：Of course．I’ve met many cool guys there．We share a

lot in(6)c ________．

W：I’d like to try, but my parents(7)d ________ with the idea．They explained the dangers of hackers and bad guys who pretend to be people they are not．

M：That might be true．Of course online chatter isn’t always so harmless．But you can tell if you keep your senses about you．

W：I guess so．Anyway I was not born(8)y________．

M：Do you have any(9)s ________ for getting along

with others?It seems that none of my(10)c ________

likes me．

W：Is that so serious?Don’t be so pessimistic(悲观的); at

least you have my friendship．

1．________

2．________

3．________

4．________

5．________

6．________

7．________

8．________

9．________

10．________