there is -------"r" and -----"u"in the word ruler A an,an Ban,a C a,a D a ,an

There is ( )''r''in the word''rice''. ·“there is、there are”一般这类词,一般r与i、r与a： “there is、there are”一般这类词,一般r与i、r与a： 问“there is、there are”一般这类词,一般r与i、r与a： look!There is a boat on the ( r------ ) there is ____（a/an）“r” in this word. There is _______“r”and_______“h” in the word there is （）“a” and ( )“r”in the word are There is ( ) u and ( ) r in the box.为什么? There is ___rin the world “run” There is ___''b___''u___''sin the worldbus” is there There is ( ) r in the word hour括号里要添“an”还是“a”?能说明原因吗 There is( ) uletter and ( ) rletter in the word ruier It is a r( )fun place to go ,Many people go s( ) there every day There is a lot of food and fruits in the r( ) 根据首字母填空 There are lots of （r ） in our city.The food is very delicious填空 The bus is very crowded.There isn`t r填空 for one more person There is ___r and ___y in the wordreally.用a或an填空.