I'm not sure what to expect.这句话有没有问题如题.sure后可以直接加名词?

I'm not sure what to expect(同义句）I'm not sure ______ ______ _____ ______ I am not sure what else to I am not sure what else to say. -What are you going to s_____ to Tim for his birthday?-I'm not sure. I'm not sure what (to) expect中的“to”可以改成什么单词? I'm not sure what to expect.这句话有没有问题如题.sure后可以直接加名词? I'm not sure I'm not sure what's playing, I hedged. I'm not sure what I should expect.（改为同义句） I‘m not sure what ____ ____. i am not sure what have to do today. I am not sure what to except同义句 I'd like to do something that _____people I'm just not sure what.用help 为啥要用三单形式呢 I'm not sure ( ).A.to buy him what B.what to buy for himC.what to him buy D.to want buy him I'm not sure what I should expect（改为简单句） I'm not sure ___ ___ expect -_____is he going to get?-I’m not sure.Maybe a pilotA.What else job B.what other job C.What other D.What job else I'm not sure 快 I'm not sure yet. I'm not sure()( 至今) I was not sure/certain what I ought to do.为什么这样was not可以是I am not sure /certain what I ought to do.