It can be inferred from the first paragraph that _...

It can be inferred from the first paragraph that previously it was thought that behavioural traits were______.

A．determined by nature

B．determined by nurture

C．determined by nature or nurture

D．determined by a mixture of nature and nurture

It can be inferred from the first paragraph that _______.

[A] the younger children and the older children have the same reading patterns

[B] for the younger children, being read aloud regularly is good to their school days

[C] for the older children, having time to read independently is very important

[D] for the older children, having restricted online time is good to develop reading habits

求答案及解析！谢谢

It can be inferred from the first paragraph that

A．except mankind species produce sounds with specific purposes.

B．the earliest flutes were made of bones 40,000 years ago.

C．people"s attention is more attentively attracted by music.

D．people"s brains go inactive in an environment with no music.

It can be inferred from the first paragraph that________ .

[A] some groups are really smarter than others

[B] the 697 volunteer participants need to complete a series of short tasks together

[C] the selected short tasks must have practical significance

[D] logical analysis and brainstorming are important in each task

求正确答案及解析，谢谢！

It can be inferred from the first paragraph that each big city in Europe

A．has many large squares.

B．has many very magnificent sky-scrapers.

C．draws tourists in large numbers every year

D．has a center where tourists meet their spouses.

It can be inferred from the first paragraph that each big city in Europe

A． has many large squares.

B． has many very magnificent sky-scrapers.

C． has a center where tourists meet their spouses.

D． draws tourists in large numbers every year.

It can be inferred from the first paragraph that

A．the 1957 influenza infected 250,000 people in America

B．Asia was the cradle of the 1957 influenza pandemic in America.

C．Maurice Hilleman went to Asia to Collect the sample of the influenza

D．it was quite time-consuming to study the genetic structure of the influenza

It can be inferred from the first paragraph that in the nineteenth century canals and railroads were______.

A．built with money that came from the federal government

B．much more expensive to build than they had been previously

C．built predominantly in the western part of the country

D．sometimes built in part by state companies

It can be inferred from the first paragraph that

A．automobile industry in the U. S. is facing great recession.

B．UAW sets up more generous requirements to its members.

C．it is quite difficult for UAW to recruit automobile workers recently.

D．assembly plants workers have little interest in joining unions.

It can be inferred from the first paragraph that

A．oil was first discovered and used in the Middle East.

B．the oil age is short-lived and has already come to its end.

C．the shortage of kerosene led to the use of petrol and diesel.

D．the oil age is largely attributed to technological developments.