A:甲
B:乙
C:丙
D:无法判断
已知矩阵A=2-134,B=-2143,则A×B=____ .
How could I lie to her ________ she lived for the truth, whether it was found in music or people?
①呆小症 ②甲亢 ③侏儒症 ④白化病 ⑤糖尿病 ⑥大脖病.