问题
The word “your” has ______ “y”, _____”o”,______”u” and _____”r” in it.
A:a,an,an,a
B:a,an,a,a
C:a,an,a,an
D:an,an,a,a
B:a,an,a,a
C:a,an,a,an
D:an,an,a,a
正确答案是：
