1 . I heard Mary suffered from ________ (anxious) when she took an exam recently. (所给词的适当形式填空)

2 . He caused his parents great __________(anxious) by coming back home late.

3 . The teacher praised him for his ____________ (anxious) for knowledge.

4 . If you are worried about your health, share your________ (anxious) with your doctor. (所给词的适当形式填空）

5 . There was increasing ________ (anxious) over the outcome of the talks. （所给词的适当形式填空）

6 . The chairman experienced high levels of ___________ (anxious) many days before the activities. (所给词的适当形式填空)

7 . It's hard to describe how I feel on my first day at senior high. It's a mixture of________________（anxious）and excitement(所给词的适当形式填空)

8 . Music seemed to quiet her ________ (anxious)and loneliness. (所给词的适当形式填空)

9 . Many students of all ages feel nervous, scared, or even panicky on the exam day. This is a well-known phenomenon called test ______ (anxious). （用单词适当形式填空）

10 . He caused his parents great ______ (anxious) by coming back home late. （用单词适当形式填空）