依据《工程监理企业资质管理规定》，工程监理企业的资质分为（）个等级。

All of the following are mentioned as factors that cause urbanization EXCEPT

A．natural increases in population due to people having children.

B．the change in an area from town to city.

C．the migration of people from rural to urban areas.

D．the implementation of infrastructure to encourage urban growt

According to the passage，what is“migration”？

A.Moving from one place to another with the season．

B.Living in burrows in winter．

C.Travelling in the winter months．

D.Leaving one’S own country for another．

According to the passage, "migration" (paragraph 4) means

A．moving from one place to another at a particular time of the year.

B．living in burrows in winter.

C．traveling in the winter months.

D．visiting foreign countries.

From the passage, we can conclude that __________.

A．children should keep away from TV

B．TV programs should be improved

C．children's books should have pictures

D．TV has a deep influence on the young

According to the passage, \"migration\" (paragraph 4) means

A．moving from one place to another at a particular time of the year.

B．living in burrows in winter.

C．traveling in the winter months.

D．visiting foreign countries.

From the passage, we can conclude that ______.

A．children should keep away from TV

B．TV programs should be improved

C．children's books should have pictures

D．TV has a deep influence on the young

From the passage, we can conclude that ______.

A．children should keep away from TV

B．TV programs should be improved

C．children's books should have pictures

D．TV has a deep influence on the young

From the passage, we can conclude that______.

A．children should keep away from TV

B．TV programs should be improved

C．children's books should have pictures

D．TV has a deep influence on the young

From the passage, we can conclude that ______.

A．children should keep away from TV

B．TV programs should be improved

C．children's books should have pictures

D．TV has a deep influence on the young

We can learn from the passage that salting preserves food by ______

A．destroying the protein

B．drawing away moisture from the food

C．drying the food in the sun

D．dressing the food