關於Newtonwasplayingunde的百科

•  Newtonwasplayingunderanappletree

• 問題詳情： Newtonwasplayingunderanappletree____anapplefellontohishead.     A.while                          B.when                          C.before【回答】B知識點：連詞題型：選擇題...
• 2022-08-1016290