There is___ “u” and ___ “s” in the word “rulers”.A、a an B、 a

There is___"s"and___"u"in the word "busy" A.a;an B.an;a There's 'u' and 'r' in the word 'umbrella'.A:a;an B:an;an C: 用a,an填空 There is __"u" ___ "s" and ___ "e"in the word There is ( ) "s" and ( ) "u" in the word house.A.a;a B.a;an there is___"s"in the word"sun".a.a b.an c.the d./ There is ___"o" and ____"u"in the word "house" A.a,a B.an,an There is ___ "f"and __"u"in the word "four".A.an;a B,a;aC,an 选择 There is ( )"a" and ( ) "u" in the word "aunt".A:a a B:an There is ( )"l" and ( ) "u" in the word "luck" A.a.an B.a.a There is ( )“u” and ( ) “h” in the word “hour”. A.a a B.an a There is___"m"and___"u"in the word "much".填an或a,并说明理由, There is___"e"in the word"egg".a/an There are some k___ and