When are you going to Hainan? — I am going there _____ June 8, 2007. [ ]

the afternoon of March 8, the women in the city will have a big party. [ ]

How do you study for a test? —I study ______ working with friends. [ ]

I spent five yuan on this pen. =” I” spent five yuan buying this pen.

Is this your watch _______ the Lost and Found case, Jack?—Yes, _______[ ]