Liu Xiang announced the retirement (退役) in Shanghai _______ May 17, 2015.

Yesterday we the People’s Park and met an English there．

How old is your son —____,We want to have a special party for his ____ birthday .

You’d better not_______. You should show good_______.- OK.I will queue for my turn.

Tom_______at least three coffees every dayuntil his doctor told him to limit it to one