1 . Mary was so e ________. She could only hide her face in shame. （根据首字母单词拼写）

2 . Lucy gave an ________ (尴尬的) smile and looked down at her feet. (根据汉语提示单词拼写)

3 . All the students felt________ (discourage) because the exercise was beyond the abilities of most of the class. （所给词的适当形式填空）

4 . The job is ________to me because I've little experience. However, it is also ________.

A．challenging; rewarding	B．challenged; rewarded
C．challenging; rewarded	D．challenged; rewarding

5 . After every run I feel fitter, happier and m________ to keep progressing. (根据首字母单词拼写)

6 . On hearing her ______________(frighten) voice on the phone, the father rushed home immediately. (所给词的适当形式填空)

7 . Willy looked ________(尴尬的)when I asked him where he had been. （根据汉语提示单词拼写）

8 . It's really _______ (amaze) to know that there're only seven bones in giraffes' long necks.

A．amazingly

B．amazed

C．amazing

D．amazement

9 . To deal with the problem of water shortages，______ water­saving technology will be introduced to new industrial projects in Beijing and Shanghai.

A．advancing	B．advanced
C．advance	D．advances

10 . From his ______ expression, we can tell that he was not aware of the topic we were discussing.

A．amazed

B．puzzled

C．amazing

D．puzzling