1 . Dream Variation is a most celebrated poem, _________________ theme deals with the dream of a world free of racial discrimination. (用适当的词填空)

2 . The government________(launch) an advertising campaign to encourage to vote so far.

3 . Art, along with music and poetry,______(regard) as something inspiring since the Renaissance(文艺复兴). (所给词的适当形式填空)

4 . Smith never dreamed of there ______(be) a chance for him to win the first prize in the competition. (所给词的适当形式填空)

5 . Though ______(leave) behind, Jack kept on running until he reached the finishing line. (所给词的适当形式填空)

6 . A number of new houses___________(have) been built there. (所给词的适当形式填空)

7 . Sadly, African elephants ________ (shoot) illegally now in some places. (所给词的适当形式填空)

8 . As far as I’m ________ (concern), we can play basketball twice a week. (所给词的适当形式填空)

9 . Soldiers were sent to dig out those ________ were trapped. (用适当的词填空)

10 . He had a thick moustache and long white hair, _______ sometimes stood on end as though he had just received an electric shock. (用适当的词填空)