1. ____________ (点头)to the newcomers means being friendly and polite.
答案：Nodding
2．Try to act ____________ (自信地) in examination, even if you are nervous.
答案：confidently
3．He was not at all ____________ (紧张的), for he knew what to expect.
答案：nervous
4．For ____________ (缺少) of work experience, he was refused by the company.
答案：lack
5．He ____________ (叹气), not knowing how to deal with the naughty boys.
答案：sighed
6．The job pays well, but there’s not much ____________ (机会) for career advancement.
答案：opportunity
7．It is generally agreed that small talk is a kind of ____________ (非正式的) talk about unimportant things.
答案：informal
8．Please give us ____________ (预先的) warning of any changes.
答案：advance
9．She keeps ____________ (打哈欠), so she might not have slept well last night.
答案：yawning
10．For ____________ (某些) reasons I will not be able to attend the meeting.
答案：certain
