We will lead a much easier life in the future.

When the writer says we cannot return to the good old days, he means that______ .

A．our society is becoming much worse than before .

B．the old days were much happier than the present time .

C．it is impossible for us to deal with noise as we did before.

D．in our modem society it is hard to lead a quiet life .

When the writer says we cannot return to the good old days, he means that ______.

A．our society is becoming much worse than before

B．in our modern society it is hard to lead a quiet life

C．the old days were much happier than the present time

D．it is impossible for us to reduce noise back to previous levels

From the second paragraph we know that______.

A．too much physical illness can lead to emotional stress

B．physical stress from exercise can cause irritable colon

C．physical exercise can deal with mental stress

D．emotional activity and physical activity both can cause serious stress

When the writer says we cannot return to the good old days, he means that ______.

A．our society is becoming much worse than before

B．in our modern society it is hard to lead a quiet life

C．the old days were much happier than the present time

D．it is impossible for us to reduce noise back to previous levels

When the writer says we cannot return to the good old days, he means that

A．our society is becoming much worse than before

B．in our modern society it is hard to lead a quiet life

C．the old days were much happier than the present time

D．it is impossible for us to deal with noise as we did before

A.our society is becoming much worse than before

B.in our modem society it is hard to lead a quiet life

C.the old days were much happier than the present time

D.it is impossible for us to deal with noise as wedid before

When the writer says we cannot return to the good old days, he means that ______.

A．our society is becoming much worse than before

B．in our modem society it is hard to lead a quiet life

C．the old days were much happier than the present time

D．it is impossible for us to deal with noise as we did before

听力原文：W: Before we begin the tour of the factory, do you have any more questions？

M: Yes, I have one. I' d like to know the exact difference between crystal and glass.

W: Well, real crystal is generally a hard substance in which the atoms are arranged in a highly ordered structure, much like the frame-work of a skyscraper.

M: Does it mean that in ordinary glass the molecules are not ordered？

W: That' s right. But most of the glassware made here is actually lead crystal or glass with a high lead content.

M: Lead？ Isn' t lead poisonous？

W: No, when it's mixed with glass. What it does is to make a very good quality glass. I'll be showing you samples of several kinds of glass on our tour. If everyone is ready, we'll begin now. Please follow me.

This conversation is most likely to take place ______

A．at an industrial site

B．at a department store

C．in a classroom

D．in a skyscraper

When the writer says we cannot return to the good old days, he means that ______.

A．our society is becoming much worse than before

B．in our modern society it is hard to lead a quiet life

C．the old days were much happier than the present time

D．it is impossible for us to reduce noise back to previous levels