We all like Mr. Zhou ______ he is so kind to us.
-- Shirley, what were you doing at three o’clock yesterday? -- I was sitting by the window, __________ to the music.
-- My brother bought me an iPhone 5, but I don’t know __________. Can you help me? -- Let’s read the instructions.
The doctor did what he could __________ the dying man.
-- I think Twilight is a series of great movies. -- I agree, and I also think Bella is __________ marry Edward.
Now the air in our hometown is ___________ than it was before. Something must be done.