1 . When the little girl was asked such a ________ question, she stood there with a ________ look on her face.

A．puzzling; puzzling	B．puzzled; puzzling
C．puzzled; puzzled	D．puzzling; puzzled

2 . It’s more likely that none of us start a conversation because it’s awkward and ________, or we think it’s ________and unnecessary.

A．challenging; annoying	B．challenging; annoyed
C．challenged; annoying	D．challenged; annoyed

3 . His ________shout made the girl let out a ________cry when he was at the sight of the snake.

A．frighten; frightened	B．frightening; frighten
C．frightened; frightening	D．frighten; frightening

4 . Knowing that they would go to the beach for vacation, kids were ________ at the________ news.

A．excited; exciting	B．exciting; excited
C．to excite; exciting	D．to excite; excited

5 . The story they heard over the radio was very ________. All of them felt _________.

A．moved; moved	B．moved; moving
C．moving; moving	D．moving; moved

6 . I am_____that Peter is guiltless unless you can show me _____evidence.

A．convincing; convincing	B．convinced; convinced
C．convinced; convincing	D．convincing; convinced

7 . We are ________ (使相信) that the exhibition will give local artists an opportunity to display their artworks. (根据汉语提示单词拼写)

8 . It is believed that if a book is ______, it will surely ______ the reader.

A．interesting; interest	B．interested; interesting
C．interested; interests	D．interest; interesting

9 . We can save a lot of money if we reuse the ________ water.

A．recycling

B．recycled

C．to recycle

D．recycles

10 . ________ to perform on the stage, he felt nervous and ________

A．Invited; exciting

B．Inviting; exciting

C．Inviting; excited

D．Invited; excited