To their credit the Department of Energy ______ t

Within these main areas of research, the staff of the department are prepared to ______ su

We know the fact______the energy makes the cells able to do their work.A．thatB．whichC．what

______ is often used to refer to the US Department of Defense.A．The Capitol HillB．The Whit

The sales department has to have an______knowledge of what customers want and how much the

Would you please______these invitations to all the teachers of the English department？A．ha

Thomas______his letter of application to the director of the Personnel Department of that