I have____uncle.He saw____UFO last night (a)

I have____uncle.He saw____UFO last night (a) he i s all right中文翻译 I think maybe he's at school 同义句转换：I think maybe he's at school I'm ( ) he's at school I think it's he‘s book .改正 He's the same height as I.He's the same height as ME 哪个对? he's中的s是is还是has?I'll go down to Henry's grocery.He's always open. I can't find tom ,where is he?.he in the library?no,he's.there. His name is Kim.He's19.He'sfrom Canada.He's a university studendfunny.I 从句的反义疑问句I suppose he's serious,_________don't I 还是 isn't he ? I'm afraid he's out at the I think he's at home.(否定句) I think he's ___ best srudent in our class. i've got one brother,he's year older than I don’t think he’s so great中的 so I think he's so great.(改为否定句) He is my father's father.I am his ________. I think.He's not so great.连成一句话