How can I improve my ____（speak）English中为什么speak要填过去式

How can I improve my ____（speak）English中为什么speak要填过去式 How can I improve my spoken English?为什么不是speak? I can't speak ____ English. How can I improve my English ability? How can I improve my poor English? How can I improve my spoken English? how can i improve my oral english How can I improve my English? I can speak English _______ my mother I can speak a little English.中为什么can和speak一起做谓语 My _____(speak) English does not improve. my （speak）english doesnt improve,so i need some conversation