A:So is his mother
B:So has his mother
C:So his mother doe
D:So it is with his mother
已知y是x的一次函数,且当x=﹣4时,y=9;当x=6时,y=﹣1.
(1)求这个一次函数的解析式,自变量x的取值范围;
(2)当x=﹣12时,函数y的值;
(3)当y<1时,自变量x取值范围.
My friends thought they had made things very smooth for me, but I felt there was still much to ________ with.
香港是世界著名的____ 港,澳门经济支柱产业是____ .