There's 'u' and 'r' in the word 'umbrella'.A:a;an B:an;an C:an;a D:a;a

There's ( )rand( )uin the word turn There's ___r and ___u in the word turn. There is_____u and ______r in the word hour. There is ( ) u and ( ) r in the box.为什么? There is ()uand()sin the word useful. There is ( )uand ( )s in the word us There is a U and anS in () use. There's 'u' and 'r' in the word 'umbrella'.A:a;an B:an;an C:an;a D:a;a 英文hey r u there? There is( ) uletter and ( ) rletter in the word ruier There is ____“u” and ____“r”in the word “your” There is ___rin the world “run” There is ___''b___''u___''sin the worldbus” 为什么不是There is a (h) and an (u) in the word (hour).而是There's an (h) and a (u) in the word (hour).Thank you~ There is --- rand ---uin the word turn.A a,a Ban,a“u前用a能理解,为什么r前用“an? There is ____ ''b'',____ ''u'' and ____ ''S'' in the word ''bus'' . There is au and a s in the wordbus'哪错 题就这样 there is [ ] ‘u’ and [ ]‘s’ in the word bus.填什么 There is____ s and _____ u in the word sun 为什么选an...a...