There is( )"u" in the word "must".A.a B.an C.the D./

There is ()uand()sin the word useful. There is ( )uand ( )s in the word us 改错：There is an u in the word us there is ( )u and( )n in the word aunt there is _m and_ u in the word menu. there is a u in the world ruler. There is ( ) u and ( ) r in the box.为什么? There is a U and anS in () use. There is ___ mand _____pin th word map. There is{ } u in the word found and{ }letter is in the middle of this word hunan is in ---th china There is ___rin the world “run” There is ___''b___''u___''sin the worldbus” There is（ ）‘u’ in the word ‘uncle’.A.a B.an C./There is（ ）‘u’ in the word ‘uncle’.A.a B.an C./ 英语翻译Sue is both the 50th best and the 50th worst studend at her school how many sdudents are there in her? 改错 My birthday is in Octorber 15th He is December 12th today There are two birthday in JanuaryI am make a card for youMy mother birthday is in June 字母u前用a还是an?There is ___ u in the word umbrella.用a还是an? 英语there is __ u in university.是填a还是an?字母u前何时加an?请举例说明。 There is( )hand( )uin the word house为什么“h”前用“an”,“u”前用“a”?