These farmers have been to the United States.Really?When __

These farmers have been to the United States.Really?When __ These farmers have been to the United States . ——These farmers have been to the United 英语单选It's the first time she has been to the United States,__ 英语翻译Many chinese people who have been to the United States t Market analysts in the United States have recently been quot When he was ___ , Joe went to the United States . go to United States 还是go to the United States When we talk about the cities in United States, the first __ when was __ jazz was born in the united states? A These foreigners have been to Tibet before.--Really?When__he I have been living in the United States for twenty years,but