因为不确定~
所以应该选择may也许,可能~
选择A
He ____have been busy.I'm not sure.
2个回答
相关问题
-
I can't find Lilei.I'm not sure he has been to the library.改
-
had he not been so busy taking the diamonds,he would have fe
-
I'm not sure__or not he will come back home
-
I'm not sure if i've been told"i love you"when i'm drunk.May
-
I'm not sure.Ask Jim.He m＿ know the answer.
-
I have been busy since yesterday.
-
_____ did he go there _____?I'm not sure .Maybe he wanted to
-
I have been busy yesterday afternoon为什么要用have been busy而不用ha
-
--- Tom, where is your father? --- I’m not sure. He_______
-
he may have telephoned last night,but i'm not sure.may的过去式不是