1．Parents worry about the effect of music on their adolescent's __________(行为)．
[答案] behaviour
2．Unfortunately, while this sounds highly __________ (吸引人的), it does not work.
[答案] appealing
3．After a moment's __________ (犹豫), Tom told me what made him worried.
[答案] hesitation
4．He dropped down into an armchair, __________ (筋疲力尽)．
[答案] exhausted
5．Stones were flying about in every __________ (方向) after a big explosion.
[答案] direction
6．Let's try to clear up our difficult and __________ (doubt) points.
[答案] doubtful
7．The old house is in the __________ (possess) of Mr. Wang.
[答案] possession
8．The special class is made up of some children __________ (gift) in art.
[答案] gifted
9．Unjust as the __________ (punish) was, he accepted it without any complaint.
[答案] punishment
10．It is reported that the bomb was __________ (power) enough to destroy the whole building.
[答案] powerful
