it () be a red but I'm not sure 是填might 还是must

His mother might be at home ,but i am not sure of it .为什么要用m - Can he arrive on time? - . But I’m not sure. A. He must be 翻译Can it be true ,Tom?It may be ,but I'm not sure. It might not be a perfect solution,but it's the best I can d He be married,but I'm not sure. My parents want me to be a doctor,but I'm not sure about She ___ know the answer,but I'm not sure.A.maybe B.may be C. Jay__know the answer,but I'm not sure.A.maybe B.may be C.may but you must be sure not to feed it more than it will eat ri I'm not sure.It__uncle Li's.A.may B.maybe C.may be D.must be I______English at university ,but i am not sure yet.A.might Will it be fine tomorrow?I'm not sure ,____