4.The boy has decided to travel all of the world. We are fairly__________at his decision.
A. wondered
B. surprising
C. astonished
D. attractive
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5.He made a living by__________from door to door.
A. steeling
B. overtaking
C. asking
D. begging
6.There is a__________that I will see him these days.
A. change
B. chance
C. mystery
D. perception
7.I__________that I could not change her mind.
A. astonished
B. produced
C. perceived
D. gambled
8.He has a very sharp__________.
A. brain
B. mind
C. thought
D. decision