l have been to Shanghai和l have been Shanghai哪一句句子对

l have been to Shanghai这句是对的.
因为Shanghai是一个地点,地点前面要用介词to
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再问： there is still a lake in it.和there is yet a lake in it选哪个
再答： 选there is still a lake in it. yet只用于疑问句和否定句，肯定句中不能用 如果我的回答对您有帮助，请点击下面的“选为满意答案”按钮，谢谢您！
再问： still和also 哪个更好 you can go to d____ museums and theatres to see plays and films
再答： 如果我的回答对您有帮助，请点击下面的“选为满意答案”按钮，谢谢您！