usually和unusually前面为什么一个加a一个加an_*** 发音决定的usually开头是半元音,按照辅音对待,所以加aunusually 是元音,所以用anunusually
2天前 - 如a boy,an unusually experience; 语法5:some some可以修饰可数名词,也可以修饰不可数名词,some加可数名词时,必须加复数,如some pear是错误的,应该改为some
usually和unusually前面为什么一个加a一个加an_*** 发音决定的usually开头是半元音,按照辅音对待,所以加aunusually 是元音,所以用anunusually
2天前 - 如a boy,an unusually experience; 语法5:some some可以修饰可数名词,也可以修饰不可数名词,some加可数名词时,必须加复数,如some pear是错误的,应该改为some