问题描述：
-___Amy ____(finish)her homework? -Not yet,she __ still ___(do)it in her room 根据句意用括号中所给动词的适当形式填空
句型转换：
David has already come back from Nanjing 否定句
David ___ come back from Nanjing ___
I have felt a bit lonely (since I moved into that house)对括号内的进行提问
____ ____ have you felt a bit lonely?>
句型转换：
David has already come back from Nanjing 否定句
David ___ come back from Nanjing ___
I have felt a bit lonely (since I moved into that house)对括号内的进行提问
____ ____ have you felt a bit lonely?>
问题解答：
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