I am not sure but ___ you are right.a.I am not sure but ___ you are right.a.maybe b.may be c.could d.should 问空格处填什么

maybe.but I am not sure. P___you are right .but I am not sure about it. I am not sure是什么意思 Er...i am not sure. 英译汉i understand what you said but i am not sure i know what you mean But I am not 同义句改写 急! I am not sure who I should ask for help. I am not sure __ _ask for help she is my sister but i am not her sister ,i am her __ I g____ Mr tan will come to our party but I am not sure. M___ I want to buy a pen,but I am not sure. I though about going to the _____ but I am not sure. I'm sure I am not wrong P____ it will rain tomorrow ,but i am not sure填空 it_________rain tomorrow,but I am not sure.Aprobably Bpossible Cmay be Dmight ————（可能）you are right ,but I am not sure He( )know the answer,but I am not sure.may be?must? The problem is not easy,but I am sure _______( work) it out I AM HAVING A BF NOW,BUT I AM NOT SURE IF I LIKE HIM,HE IS SWEET BUT NOT THE RIGHT ONE,PUTAIN.