疑问是to improve和improving SAT语法题

疑问是to improve和improving SAT语法题 You can 't improv your past ,You can can improveYou can 't improv your past ,You can can improve your future . You should do what you could______(improve)your English.是用to improve 还是improve? we should spend as much time as we can to improve our english.这个句子的疑问we should spend as much time as we can to improve our english.曾经做过这样一道题,spend 是要你填空的地方,我想spend 后面不能跟to所以填了pay, what can you do ( )you English我选improve 但正确答案是to improve 理由 Listen more and it will help_________your listening.请问是填to improve还是improve?原因 how to improve english? how to improve listening How to Improve Your Study Habits 是么意思 improve in和improve on的区别 I am going to improve my spoken English（对画线部分提问）画线部分是improve my spoken English from 和 of的不同 to improving 和to improve的不同 How to improve english?How to improve english？的作文 How to improve our memory? how to improve my memory How to improve spoken English? how to improve listening comprehension? how to improve your listening