______was once a very important political institution in Britain while its importance is s

The second paragraph focuses on the fact that ______.A．fossil energy was once very cheapB．

According to the author, lessons from a communication skills class______.A．are very import

The little girl ______ red is very lovely.A、withB、onC、inD、of

This is a piece of very important news. You must have it ____ to your country at once

A news report is usually very short, ______when it is about something very important.A．bes

Cost as a ______ in supply is very important.A、wayB、methodC、factorD、fact