下列加线的词的解释正确的一项是( )
A:闻斯行诸 (“之于”的合音)
B:赤也惑,敢问 (勇敢)
C:陈文子有马十乘 (古代四马拉一车为一乘)
D:犹吾大夫崔子也 (像)
① The book is mine. ____ A. It's Mike's book.
② The book is Amy's. ____ B. The book is theirs.
③ It's their book. ____ C. Its' Amy's book.
④ The book is Mike's. ____ D. It's my book.
如图,在正方形方格中,阴影部分是涂黑7个小正方形所形成的图案,再将方格内空白的一个小正方形涂黑,使得到的新图案成为一个轴对称图形的涂法有( )