—I wonder why the thinnest plastics bags, though ________ , are still in use here.—Well, it’s no easy job to solve this problem effectively.
. ______ the Atlantic Ocean crosses the equator, the trade winds cause a flow of water to the west.
______ that the South African writer John Coetzee won the Nobel Prize in Literature for 2003.
—You've made great progress in your studies of English, haven't you? —Yes, but much______.
______ is known to us all is that China has launched Shenzhou V spaceship successfully.
He hasn't come yet. What do you consider ______to him?