1 . Every competitor is to present his work and give a b________ introduction to it. (根据首字母单词拼写)

2 . Unfortunately he was b________ by a snake while working in the field. (根据首字母单词拼写)

3 . When we ________(breath), the air goes into our lungs. (所给词的适当形式填空）

4 . The sun began to rise in the sky, _________ the mountain in golden light.

A．bathed

B．bathing

C．to have bathed

D．having bathed

5 . In my opinion, it will be two hours _______ we know the final result.

6 . Athens, the capital of Greece, is known as the ________(发源地) of western _________(文明) .

7 . As we know, green employees cannot develop well ________they lack chances of practising.

A．before

B．when

C．while

D．unless

8 . 选词填空

A. advantages；B. focused；C.conditions；D. relaxation；E. booking

1. I play the piano for ________.
2. Everyone has his own ________.
3. It was good in terms of its working ________, but the salary was too low.
4. After ________ a ticket to New York, he went on reading his book.
5. With his attention ________ on his homework, he didn’t know what was happening outside.

9 . She returned only _______that the house was a mess but had no idea who was ________.

A．to find; to be blamed	B．finding; blamed
C．to have found; blamed	D．to find; to blame

10 . Marry has ____________ (表现) very well in school. (根据汉语提示单词拼写）