Hong Kogn returned to China in 请问后面应填什么?

Hong Kong returned to China in_______? my uncle works in new york .he comes to china 后面填什么单词 ______ is well known ______ Hong Kong returned to China on J 香港回归为什么要说hong kong was returned to China 被动要来干啥 Look at the panda .( )it( )in China应填什么 we all know hong kong 【 returned】 to our motherland in 1997 she returned to her country () five years 填什么? I‘m Xiaoyong.I'm-------China.请问横线上填什么合适?in on at to by for f get tired 后面应填什么介词 those are her 后面应填什么? Hong Kong ( hand) back to China in 1997 by British.In the pa “There are about 1,600 phands in the w_ in China.”的W后面应该填什么单