阅读下面材料，在空白处填入适当的内容或括号内单词的正确形式。
1. All possible means have been tried to make him give ______ smoking.
2. In the lab, you must do everything exactly ______ your teacher tells you.
3. The old woman’s daughter died and she was ______ great pain.
4. It is the ability to do the job ______ matters, not where you come from or what you are.
5. It is rather difficult to make friends with him, but his friendship, once ______ (gain), is more true than any other’s.
6. After the Shenzhou VI capsule touched down, two astronauts succeeded in traveling around the earth, thus______ (prove) China is a global space power.
7. I like getting up very early in summer. The morning air is so good _______. (breathe)
8. As a trend, more and more young people are fond ______ paying bills by WeChat.
9. He wore his thin coat in ______ (freeze) cold days and fell ill soon.
10. ______ (frank) speaking, he never takes pity on anybody under any situation.