The World Health Organization gave a warning to the public without any ______when the virus of H1N1 hit Mexico in April, 2009.
______ him and then try to copy what he does.
---- Happy New Year to you! ---- ______! By the way, how do people ______ New Year in your country?
I met an old friend __________ on the train yesterday.[
Her brother be at home now, because he was seen playing basketball in the stadium just now.
In the dark street, there wasn’t a single person _________ she could turn for help.