根据第一句的意思.在第二句的空白处填上合适的词.使两句意思基本相符. I have been studying German up till now. I ha
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根据第一句的意思,在第二句的空白处填上合适的词,使两句意思基本相符。
I have been studying German up till now.
I have been studying German ________ ________.
试题答案
答案:so,far