1．i don't know ________ whether the famous actress will come here or not. 2．it is clear that the young american ________ learn some chinese from you. 3．topics for writing practice should ________ the experiences of the students. 4．they were waiting for their clothes to ________，so the departure had to be delayed. 5．until we ________ the head office we can't give you your permit. 6．there has been little rain this season；this river is ________. 7．the beggar can't have been dead，for i saw him begging in the street ________. 8．the war may come to an end soon because both sides want to ________ the peace talks.
