.-How about paying a visit to Mr. Richardson, our former history teacher?-Good idea. I will e-mail him today so he ______ know ______ to expect us.
Everyone should _______________ the environment.
—Listen, Lily is playing the piano! —Wow, how sweet the music ______!
________ tomorrow, I would take a bus to school.
Can you move the desk a little further, for it most of the office?
Policies are also an important factor for the car market ______ the purchasing power of people.