1 . That was an ______ performance from such a young tennis player and drew deafening applause.

A．impressed

B．impressing

C．impression

D．impressive

2 . The ______ look on her face suggested that this ______ problem really bothered her.

A．confused; confusing

B．confused; confused

C．confusing; confusing

D．confusing; confused

3 . The movie called Jaws made people ________ of sharks, especially of the great white shark.

A．frightening

B．to frighten

C．having frightened

D．frightened

4 . The remote desert area is ________ (access) only by helicopter. （所给词的适当形式填空）

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

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

6 . The new regulation will be ________ (benefit) to everyone concerned. (所给词的适当形式填空)

7 . All those ________ about the poor children should be thanked.

A．concerned

B．are concerned

C．who concerned

D．concerning

8 . The o________ (原来的) meaning of this word is different from the meaning it has nowadays. （根据中英文提示填空）

9 . Some are ________（addict）to smoking cigarettes, only several packets of which will hurt their lungs. （所给词的适当形式填空）

10 . Giving a speech in front of the whole class can be ________ (challenge). （所给词的适当形式填空）