Do you know when ____ I miss him very much.—Don’t worry. I will tell you as soon as ____.

______ occurred to her that she should go home to see her old mother. [ ]

Joe has been studying Chinese for three months．but he can ________ understand people when they speak Chinese．

r you like it or not, we live in a particularcommunity_______ exchanging presents is an important part of communication

The young man went into the cinema and after ____ seemed half an hour he came out.