We had to learn chemical（）at school but I can only remember H2O for water.

What do we learn about the student？

A．He ran into trouble with police．

B．He had no interest in his studies．

C．He had to attend additional courses．

D．He planned to go back to his country．

We learn that the authors team members had

A．much practical experience.

B．adequate knowledge.

C．long been working there.

D．some professional deficiency.

From the passage we can learn that______．

A．no one had ever known the desert before the miners

B．it's still not easy to travel across the desert

C．people can find gas-stations, cafes and hotels in the desert

D．people have changed the natural sight of the desert

From the beginning of the passage we learn that

A．the school had only three classes

B．the school only accepted day-boys

C．some pupils came from the local area

D．Philip"s class was part of the senior school

We can learn from the fourth paragraph that

A．the author looked down upon the other working-class kids

B．most working-class kids had got expensive cars

C．the author's family was then as rich as Rockefellers

D．the author's family had been involved in great debts during the past years

What can we learn about Abby and Ann Landers？

A．They have had special training.

B．They have much experience.

C．They are well-known all over the world.

What do we learn about Marilyn and Randy Nolen？

A．They thought they were an example of successful fertility treatment.

B．Not until they reached middle age did they think of having children.

C．Not until they had the twins did they feel they had formed a family.

D．They believed that children born of older parents would be smarter.

From the first and second paragraphs we learn that

A．sound is requisite in our life.

B．total silence does not really exist.

C．the background sound will distract our attention.

D．people had better work in an environment without any sound.

听力原文：M: I am sure we've never had such a lot of snow as lately.

W: Haven't we, ever？

What do we learn from the woman's response？

A．She disagrees with the man.

B．They are late.

C．She agrees with the man.

We learn from the text that ______.

A．shareholders often cast negative influence on the well-being of workers

B．owners of traditional firms enjoyed a good relationship with their employees

C．limited liability companies were too large to run smoothly

D．trade unions had a positive role on workers and the management