She (was dropping) the tray when I spoke to her.为什么前半部分过去进行时,后半部分过去时I was speaking to her不是也可以表示过去吗

英语选择题The little girl ___ her cup a moment ago,but luckily it wasn`t brokjen.A dropped B is dropping C had dropped D was dropping dropping , she was a doctor ,wasn't she 英语选择题The little girl ___ her cup a moment ago,but luckily it wasn`t brokjen.A dropped B is dropping C had dropped D was dropping答案+理由 The little girl___hei cup a moment ago,but luckily it isnt brokena dropped b is dropping c had dropped d was dropping -thank you for such a lovely evening .we really enjoyed__a us b ourselves c on d yourseleves She (was dropping) the tray when I spoke to her.为什么前半部分过去进行时,后半部分过去时She (was dropping) the tray when I spoke to her.为什么前半部分是过去进行时,后半部分是过去时?而不是前半部分是过去 为什么是“She didn't think she was clever.”而不是“ she think she wasn't clever”? She (was dropping) the tray when I spoke to her.为什么前半部分过去进行时,后半部分过去时I was speaking to her不是也可以表示过去吗 She was so excited that she couldn't __(speak) Was Janet at school yesterday?和No,she wasn`t.She was at home.中文是什么? Mary said she wasn't feeling well,（ A.was she B.did she C.hadn't she述明理由, she didn't know____ A,where she was B,where was she C,she was where D,where she is求原因, She isn't a dancing teacher,is she?No,but she was.回答的意思是什么? She doesn't know where she was还是when she is She was still a____.She could even speak.She didn't die. She said I was lazy,which isn't true kate t herself french when she was free she didn`t think he was right.相当于什么?