Complete the sentences

1, By 1989,VietNam had become the third leading exporter office, fllowing the....... and.......?
2, Rice trade changed from........ of 280,000 tons in 1988 to in 1989........ of nearly, 1,5 million tons? 
3, A series of..... reforms that transformed VietNam from an importer to an exporter of rice? 
4, During 1988 and 1989........retured to family fam production? 
5, To eliminate state monopolies in imports and exports?