Growth in the length of long bones in vertebrates occurs in the（).

According to the passage, literature, music and the arts______

A．do not contribute to economic growth at all

B．are less useful to the society because they do not make direct contribution to economic growth

C．are similar to medical and social services in their way of promoting economic growth

D．should develop only when they are good for economic growth

The rising unemployment may ______ affect the growth of economy.

A．favorably

B．effectively

C．greatly

D．adversely

A.1

B.2

C.3

D.4

We may infer from the passage that______.

A．the author describes the case as it is

B．the author is for economic growth

C．the author is against continued economic growth

D．the author is very much worried about the problems caused by continued growth

A．changed

B．altered

C．transformed

D．modified

The heavy snow in early spring may__________the growth of the wheat．

A.hold on

B.hold up

C.hold out

D.hold in

The building of the first transcontinental system ______.

A．brought about a rapid growth of industry and farming in the west

B．attracted many visitors to the construction sites

C．attracted labourers from Europe

D．encouraged people to travel all over the country

To reach a correct conclusion, they had debated the subject ______.

A．naturally

B．elegantly

C．at last

D．at length

A．at a distance

B．at ease

C．at intervals

D．at length

What is considered as a measure of how much one has remembered？

A The length of the list

B The type of list items

C The time difference of relearning

D The time difference of brain working

A.length

B.concat()

C.join()

D.pop()