We've been to china twice ,[]to Korea once括号里应填哪个：but、or、and

We've been to china twice ,[]to Korea once括号里应填哪个：but、or、and We’ve been trying to get tickets everywhere. Ive been to we've been hiding enough I've been trying to get in c______ with him since he left China. 英语翻译We are good friends,l've been waiting for you to come to me I've been to me i've been referred to I’ve been to the 英语翻译But as China's coming-out party hits full stride,Guo Jingjing also has set a standard for celebrity in a nation we've been led to believe still celebrates selflessness. we've been looking forward to your visit 中的VISIT 为什么不需要加ING We've been asked to come up with some new ideas We've been friends since way back. they've been to New York twice ,or Los Angeles only once.[改病句]还有：he's driven a car ,or he has never ridden a horse before.i've eaten Chinese food ,or i've nenver been to China. eh.well.I've been currently moved to china here with my boyfriend .it seems that still chinese is 现在完成时,使用 since,up till now,so far,yet,for填空,每个词语只能使用一次.1.We have a lot of trouble ________ we moved here.2.I've visited lots of places in China but ____I have not been abroad.3.Have you been to the new cinema___ have u been to China? we've just been told that we need to clean our room first and____(they）a little later