1 . She was ____________(队长) of the badminton team at school. (根据汉语提示单词拼写)

2 . My name is Li Hua, ________(主席) of the Students’ Union of Chenxing Middle School. （根据汉语提示单词拼写）

3 . At present, the number of the ______ (失业的) is still increasing. (根据汉语提示单词拼写)

4 . Having spent the past year as ________ exchange student in Hong Kong，Linda appears more mature than those of her age. (用适当的词填空)

5 . The police set about arresting the suspect ________ moment they found enough evidence to prove him guilty. （用适当的词填空）

6 . (2018·全国Ⅱ)Corn production has jumped nearly 125 percent over __________ past 25 years, while rice has increased only 7 percent.

7 . Her dream of being a film star became ________ reality, which delighted her parents very much. (用适当的词填空)