什么胶能补镀锌管漏水:12 He’s never been to Britain,___

12 He’s never been to Britain,___ 9.He’s smiling. _____doesn’t seem to have been any trouble solving the problem. It's been a_______(快乐)to talk t you . S.H.E 的I'never been to me 的歌词有谁知道?? I've never been to beijing, but it's the place _. I'd never been to Lhasa, but that's the city _____ 【he's never late for scholl ,____ he?改为反仪疑问．为什么是添is ？？】 He doesn't like English at all,so he s( ) speaks English in class. 请教“He ain't Heavy he's my brother”的歌词。 He's ____ out because he isn't good at math.