did
- When did Hong Kong return to our motherland? — ____ 1997. [ ]
- Did they get to Beijing? —Yes,they got there_____the same day.[ ]
- When did you get to know the foreigner? —_______ October 1st, 2009.[ ]
- When did Hong Kong return to our motherland? —____ July 1st, 1997. [ ]
- We did a survey _____ our readers. [ ]
- What did you do _______ the weekend? [ ]
- What did you do ________ April Fools’ Day?[ ]
- When did the Olympic olympic Torch Relay start in Fujian?—_____ May 11th , 2008. [ ]
- Where did you go ____ vacation?[ ]
- Did you know the answer _____ the question? [ ]