【题目】比一比,拼一拼,写一写。
d—ian ________ | t—ian ________ | b—ian ________ | n—ian ________ |
d—an ________ | t—an ________ | b—an ________ | n—an ________ |
【题目】比一比,拼一拼,写一写。
d—ian ________ | t—ian ________ | b—ian ________ | n—ian ________ |
d—an ________ | t—an ________ | b—an ________ | n—an ________ |