There is an s and a u in this word.为什么对呢s不是辅音字母吗,前面应该是a啊 u不是元音字母吗,前面应该是an啊

There is a U and anS in () use. There is ___ u,___ s and ___ e in use.(a/an)出错题了! 应该是这道题 There is ( ) “P,( )“E”and ( )N in pen.(a/an) There is ( )uand( )sin the worduse?答案是a和an, There is ____ s and ___u in the word 填a还是an? There is a U and anS in () use.填冠词 There is ( ) s and ( ) u in the word house.A.a;a B.a;an C.an;an D.an;a 为什么! 1、（ )There is ( )u and ( )s in the word us.A) a;an B)an;a C)a;a D)an;an There is ______uand ______s in the word bus.A.a,a B.a,an C.an,a D.an,an 初中题there is( )sand（ ）uin the word use.A,a/a B,a/an C,an/an D,an/a 为什么选D There is _____“i and ______“s”in the word “is“.A.a;anB.an;anC.a;a 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 ___sand ___u in ___word busA a,an,a Ban,a,the C an,an,a D a,a,the There( )(is/are)a cat and (There( )(is/are)a cat and ( )(a/an)elephant there is（ ）“sand( )tin the word sit'' A.a an B.an a C.an the D.a the there’s an old saying “where there is a will,there is a way.” it's( )And there is a(it's( )And there is a( ) on her face there a an air-conditioner is and mirror怎么拼 There is ( ) “P,( )“E”and ( )N in pen.(a/an)