關於Hewasdoinghishomewor的百科

• Hewasdoinghishomework

• 問題詳情：Hewasdoinghishomework__________heheardthetelephoneringing.A.before     B.after    C.while   D.when【回答】D知識點：連詞題型：選擇題...
• 2021-01-2910189