[单项选择]

M: Have some more sweets, please.
F: No, thanks. My teeth ... er ...

What does the woman mean（）
A. She wants to eat the sweets.
B. The sweets will be bad for her teeth.
C. She has had enough.

[单项选择]

W: Let me help you to some more fish.
M: The fish is delicious. But I’ve had enough now. I’d like to have some soup.
W: Here it is. Help yourself.
M: Thanks. I didn’t know you were so good at cooking. If my wife were here, she would be surprised as I am.
W: Well, bring your wife too if you come here next time. I haven’t seen her for quite some time.
M: Sure, I will. My wife will be very happy to see you, too. Well, I’m full now. Thank you for your wonderful meal.
W: I’m glad you enjoyed it.

What’s the possible relationship between the two speakers（　）.
A. Husband and wife.
B. Friends.
C. Strangers.

[单项选择]

M: Why don’t you have some more soup
W: No, thank you. It’s delicious, but I’ve had enough.

Will the woman have more soup Why or why not （）
A. Yes, because it’s delicious.
B. Yes, because she hasn’t had enough yet.
C. No, because it’s not delicious.
D. No, because she is full.

[单项选择]Some countries are more populous; some have more crime. But in no other country are crime fighters quite so knowledgeable about citizens as in Britain. On January 4th a boastful Home Office detailed the triumphs of the world’s biggest forensic DNA database, which holds samples from more than 5% of the entire population of England and Wales. Recent changes to the rules governing the database mean that it may eventually hold profiles from more than a fifth of all adults.
Once a country starts storing DNA samples from criminals it is hard to resist the urge to expand the collection. When the National DNA Database (NDNAD) was set up in 1995, samples could only be taken from those charged with "recordable" offences. If a suspect was not tried, or was freed, the sample had to be destroyed and the profile removed from the database.
That law was abandoned in 2001 , after two men who had been convicted of murder and rape had their cases overturned on appeal -the DNA evidence against t
A. it is holding profiles from more than 20% of all adults.
B. police are able to take samples from anyone arrested for a recordable offence.
C. Britain is the earliest to take DNA as an investigative tool.
D. other countries are not eager to do data basing.