There is____"m"and____"u"in the word"much".

There is____"m"and____"u"in the word"much". In the word "us" there is____"u" and____"s" There is____"l"and____"n"in the word "long". there is____"m" in the word "mother" There is___'u',___'n',_____'i'and____'l' in the word'until'. There is____“s”in the word“school” There is___"m"and___"u"in the word "much".填an或a,并说明理由, There is____ s and _____ u in the word sun 为什么选an...a... there is _"m" and_ "u" in the word "menu". there is [ ]U in the word us Though the first letter is____"u" in the word "useful",we mu there is_____"h",____"o",______"u",and____"r"in