1 . I’m ready to do all those things that are more_________(challenge). (所给词的适当形式填空)

2 . I know I’ll have to study harder as a senior high school student and get used to being_________(负责的) for a lot more. (根据汉语提示单词拼写)

3 . She studied eight foreign languages but is f_________ (流利的)in only six of them. (根据中英文提示单词拼写)

4 . The boy looked __________(anxiety) at his parents, as if asking for forgiveness.

5 . Having taken a drink, I got a headache and felt rather __________(comfort).

6 . The government has worked out a new regulation __________(aim) at reducing the road accidents.

7 . Everyone __________(presence) at the meeting welcomed the decision.

9 . There are just two rooms on the second floor, the ______of which belongs to me. (凌乱)

10 . I ______felt fortunate to have cooperated with such an experienced expert. (难以置信)