1 . But the one million people of the city, who ______ ______ ______these events, were asleep as usual that night.

2 . Once she has ______ ______ ______ ______, nothing can change it. Finally, I had to give in.

3 . I felt bad ______ ______ ______ I talked to a group.

4 .

1. They are busy _________   ________   ________(准备)the wedding.
2. He ______   ________     ___________(惭愧)having lied to his mum
3. __________ _________   _________(代表)my colleagues and myself I thank you.
4. There is no point _________     _________   ________     ________(陷入惊慌)about the exams.
5. If you wan to see him, you have to ________     ________   ________(预约).

5 .
1. A person who______ _____ ______(遵守诺言) is always welcome in the group.
2. When seeing the frightening bear, the little boy________ _____ _______.(屏住呼吸）
3. Who is       ______ _____ ______ (因……受责备）starting the fire?
4. _______ _____ ______ (暴露在）nuclear radiation, even for a short time, may produce variants(变异体）of genes in human bodies.
5. I think teachers need to______ _____ ______students.(对…严格）