A：hunting for
B：carrying o
C：looking after
D：bringing u
She is 12 years old last year.
____ 改为 ____.
Not take your new coat. ____
____×6＜36 93÷7＞____
168÷6＞____ 5×____＜156
下列各组物质属于同种类别的是
