You have a big mouth, Li Fei. You ________ have told everybody the secret.
---- Where does Mr. Black live ? Can you guess? ----- Sorry, I can’t guess ________.
Make sure you’ve got the passports and tickets and _______ before you leave.
It was in New Zealand _______Elizabeth first met Mr Smith .
---It’s a long time since I saw my sister.---______ her this weekend?
The examination was very easy. ________, our monitor didn’t pass it.