单个字母前面加什么?假设有一句句子是：there is （） ‘h’ in the word ”house“.那括号里应

什么字母前面要用an经常碰到这样子的题目There is _____"h"in the word ‘hour’A/ B There is( )"h"and( )"u"in the word "house" h前面是用a还是anThere is ___"h" and ___"u" in the word "house"空格内事 there is an "h" in the word "house".为什么用"an"修饰"h" （ ）there the red house?It is near the river前面加什么啊 哪些单独字母前面加an,比如例题：There is an “h” and a“u” in the world "hous 求教语文老师,如果括号里引述的是一句句子,要加句号吗? There is( )in the box.括号里应该填什么, "h" in the word "house"是什么意思 There is _____"u"and______"h" in the word "hour" There is ()"h"in the word 'dishonest"please pay attention there is __ “h” in the word horse