There is a "U" and an"S" in () "use".填冠词

There is ( )"u"and( )"s"in the word"use"?答案是a和an, There is ___ "u",___ "s" and ___ "e" in use.(a/an) There is _____ “u” and “s” in the word “use”.A.a 英语选择 This is ___ "s" and that's ___ "u".填冠词a an并解释原因 冠词练习用a,an,/There is __"U'',___"s"and__"e"in the word "usa"__ There is ( ) "s" and ( ) "u" in the word house.A.a;a B.a;an there is ()“m”and()“u” in the world “music”填an或a 单项选择1.There is ( ) "s" and ( ) "u" in the word "sun".A.a.an 用a,an填空 There is __"u" ___ "s" and ___ "e"in the word There is an s and a u in this word.为什么对呢 there is () u and ()s in the word “us” 填写a和an There is _“u” and_ “s” in the word use.用什么冠词?这种字母前的冠词怎么区分,谢