Do you happen to know ________?
举一反三
- Do you happen to know what is wrong with Kathy?
- Excuse me, _______ do you happen to know the time
- 中国大学MOOC: 10. Do you happen to know ______?
- Do you happen to know when will the date of the next meeting be announced?
- Do you happen to know when _______________ be announced A: the date of the next meeting will B: will the date of the next meeting