YOU SAID:

I am certainly not procrastinating my english assignment

INTO JAPANESE

私は確かに私の英語の割り当てを先延ばしにしていません

BACK INTO ENGLISH

I certainly don't put off my English assignment

INTO JAPANESE

私は確かに私の英語の割り当てを延期しません

BACK INTO ENGLISH

I certainly won't postpone my English assignment

INTO JAPANESE

私は確かに私の英語の割り当てを延期しません

BACK INTO ENGLISH

I certainly won't postpone my English assignment