Miss Chen can show you around _______ mountain, because she has ______ good knowledge of it.
9. After knowing the annoying news, she returned to work, _____.
8. He said that I would go abroad next month, ______?
7. Although there is a difference in spelling and pronunciation between American English and British English, both of the countries have much to _______.
6. A notice was _____ in order to remind the students of the changed lecture time.
5. Nancy waited until he got back his breath and could speak ____.