On Sept. 29, 2008,Shen Zhou VII returned to _______ earth from _______ space successfully.
. Do you mind me _______ your lecture?
. . He has never travelled out of his hometown, _______ to a foreign country.
. We don’t have to feel curious about him. Actually he leads _______ we ordinary people do.
. We can’t use the bridge now, because it _______.
. --- Shall we go shopping together this afternoon? --- _______. I will be very busy then.