1 . Fortunately, the number of cyclists running against traffic lights ________.

A．are on the decline

B．is on the increase

C．is on the decrease

D．are on a decrease

2 . Whenever a camera was pointed at her, Marilyn would instantly transform herself ________ an outstanding star. （用适当的词填空）

3 . She is engaged ________ Peter and they will get married next month. （用适当的词填空）

4 . He has an advantage ________ others because he has relevant working experience when studying in the university. (用适当的词填空)

5 . He tried to fix the broken vase, but his efforts were ________ vain. （用适当的词填空）

6 . I find it hard to adapt myself ___________ my new school. (用适当的词填空)

7 . The couple decorated the room ________ flowers and balloons in order to celebrate their child’s birthday last Sunday. (用适当的词填空)

8 . While listening, you can nod your head to show you are ________ favor of his views. (用适当的词填空)

9 . She also wrote a book to help people learn what plants are native ________ their area. (用适当的词填空)