Without the ____ materials imported from abroad, Jduce anything.A: storeyB: valuableC:

In manufacturing, cheaper materials are being substituted ____ the better.

Which of the following is the reason for the differences in clothing？ ______ .A．Materials

Oil is an important ______ material which can be processed into many different products, i

Its important to locate industries in areas where a supply of raw materials is______.A．pre

If you want to read some less important news without any details you can read______.A.the

Oil is an important ______ material which can be processed into many different products i