What has been the result of the merit pay program in Florida and Houston？A．It has improved

What has been the biggest sticking point throughout the negotiations？A．The issue of oilB．T

What example does the professor give of a memes longevity？A．A story has been changing sinc

What is the main idea of the news item？A．The EU has been awarded the Nobel Peace Prize.B．T

What does the professor imply about the use of colors in newspapers？A．It has been greatly

What has been the discussion topic of the previous meeting？A．A comparison between Dickenso

What type of sentence is "Jim has failed in the exam though he has been working hard. "？A．