1 . He walked into the classroom, his head ________ (lower). (所给词的适当形式填空)

2 . I found myself ______ (surround) by a group of children. (所给词的适当形式填空)

3 . Though ________ (warn) again and again, the young man still drove after drinking, leading to his being fined. (所给词的适当形式填空)

4 . ________(recognize) as a man of many talents, the young man has a promising future. (所给词的适当形式填空)

5 . Once ________ (播送), the TV play will be very popular with young people. （根据汉语提示单词拼写）

6 . ___________ (leave) to himself, the baby began to cry.(所给词的适当形式填空)

7 . Recently, the boy has had a decline in sight, so he should have his eyes   ________ (examine). (所给词的适当形式填空)

8 . Music is not simply a collection and arrangement of notes ________ (解释) by musicians. (根据汉语提示单词拼写)

9 . Most diseases are completely curable if d________ in the early stages. (根据首字母单词拼写)

10 . When I came in, John was sitting in the corner with his hands ________ (cross) on his head. (所给词的适当形式填空)